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ACT Math Course
Welcome to the ACT Math Course - Get Copy Of My ACT Math Book
Welcome To The Course - Get A Copy of My ACT Math Book (1:35)
Introduction to the PrepPros Complete Guide to ACT Math
How To Best Use the Book (pp. i-ii) (4:17)
The 4 Level System: How It Works & Matt's Advice on Using It Properly (pp. iii-iv) (3:20)
Practice ACT and Diagnostic Sheet - Find What Topics You Need To Study
Find What Topics You Need To Study With This Free Practice ACT & Diagnostic Sheet (1:48)
ACT Math Study Guide - How To Know What Chapters You Should Study
How To Use The Study Guides + PDF Download (p. v) (0:37)
Level 1 Study Guide (For Students Scoring 23 and Below) + Matt's Tips and Advice (pp. v-vii) (1:46)
Level 2 Study Guide (For Students Scoring 24-27) + Matt's Tips and Advice (pp. ix-xiv) (1:17)
Level 3 Study Guide (For Students Scoring 28-32) + Matt's Tips and Advice (pp. xv-xxi) (1:33)
Level 4 Study Guide (For Students Aiming For 33-36) + Matt's Tips and Advice (pp. xxii-xxvi) (2:12)
ACT Math Equation Sheet - Every Equation You Need To Memorize
ACT Math Equation Sheet (PDF Download) (pp. xxvii-xxxii) (0:15)
Introduction to the ACT Math Test
Introduction To The ACT Math Test - Important Tips & Strategies (xxxiii-xxxiv) (3:59)
Chapter 1: Backsolving (p. 1)
Backsolving - An Effective Test-Taking Trick (levels 1-4) (4:16)
Chapter 1 - Practice Question Explanations (pp. 2-3)
Question 1 (level 1) (0:44)
Question 2 (level 1) (1:34)
Question 3 (level 1) (1:48)
Question 4 (level 1) (1:40)
Question 5 (level 3) (1:14)
Question 6 (level 2) (1:02)
Question 7 (level 1) (0:39)
Question 8 (level 2) (1:59)
Question 9 (level 1) (1:06)
Question 10 (level 1) (3:19)
Question 11 (level 1) (1:04)
Question 12 (level 2) (1:32)
Question 13 (level 1) (2:07)
Question 14 (level 2) (1:21)
Question 15 (level 2) (3:15)
Chapter 2: Substitution (pp. 4-5)
Substitution - "Cheat" Method to Make Challenging Questions Easier (levels 1-4) (8:09)
Chapter 2 - Practice Question Explanations (pp. 5-6)
Question 1 (level 2) (1:41)
Question 2 (level 2) (1:46)
Question 3 (level 2) (1:11)
Question 4 (level 1) (1:08)
Question 5 (level 2) (0:52)
Question 6 (level 2) (1:16)
Question 7 (level 2) (1:50)
Question 8 (level 1) (2:06)
Question 9 (level 3) (2:44)
Question 10 (level 2) (1:48)
Question 11 (level 3) (1:52)
Question 12 (level 2) (2:43)
Question 13 (level 4) (3:17)
Chapter 3: Geometry Part 1 - Angles (pp. 7-9)
Angles - All The Rules You Need To Know (levels 1-2) (10:09)
Chapter 3 - Practice Question Explanations (pp. 10-13)
Question 1 (level 2) (1:01)
Question 2 (level 1) (0:24)
Question 3 (level 2) (1:19)
Question 4 (level 2) (1:31)
Question 5 (level 3) (1:11)
Question 6 (level 2) (0:56)
Question 7 (level 1) (0:39)
Question 8 (level 3) (0:37)
Question 9 (level 2) (1:39)
Question 10 (level 2) (1:19)
Question 11 (level 3) (1:34)
Question 12 (level 2) (0:38)
Question 13 (level 3) (1:39)
Question 14 (level 2) (1:29)
Question 15 (level 2) (0:59)
Question 16 (level 2) (1:08)
Question 17 (level 4) (4:35)
Question 18 (level 2) (1:07)
Question 19 (level 4) (2:55)
Question 20 (level 4) (1:37)
Question 21 (level 4) (2:31)
Question 22 (level 4) (2:08)
Chapter 4: Geometry Part 2 - Shapes (pp. 14-22)
Area and Volume - Equations to Memorize (level 1) (10:21)
Areas, Volumes, and Units (level 1-3) (3:28)
Volumes of Other Three-Dimensional Solids (level 3) (2:38)
Right Triangles and Special Right Triangles (levels 1-4) (9:20)
Similar Triangles (levels 1-2) (3:48)
More Triangles: Equilateral and Isosceles Triangles (levels 1-2) (2:19)
Third Side of a Triangle Rule (level 3) (2:16)
Other Geometry Rules You Might Need to Know (level 3-4) (4:40)
Chapter 4 - Practice Question Explanations (pp. 23-30)
Question 1 (level 1) (0:57)
Question 2 (level 1) (0:48)
Question 3 (level 1) (1:01)
Question 4 (level 1) (2:04)
Question 5 (level 1) (0:43)
Question 6 (level 1) (0:49)
Question 7 (level 1) (1:06)
Question 8 (level 1) (0:36)
Question 9 (level 1) (1:00)
Question 10 (level 1) (1:18)
Question 11 (level 2) (1:33)
Question 12 (level 1) (1:21)
Question 13 (level 2) (0:20)
Question 14 (level 1) (0:48)
Question 15 (level 2) (0:52)
Question 16 (level 2) (0:59)
Question 17 (level 1) (0:48)
Question 18 (level 2) (1:52)
Question 19 (level 1) (0:50)
Question 20 (level 1) (0:33)
Question 21 (level 2) (1:41)
Question 22 (level 2) (1:23)
Question 23 (level 2) (1:06)
Question 24 (level 2) (0:43)
Question 25 (level 3) (0:56)
Question 26 (level 2) (1:09)
Question 27 (level 2) (0:54)
Question 28 (level 2) (1:03)
Question 29 (level 2) (2:46)
Question 30 (level 2) (0:28)
Question 31 (level 3) (2:02)
Question 32 (level 2) (0:42)
Question 33 (level 3) (1:22)
Question 34 (level 2) (0:40)
Question 35 (level 2) (1:40)
Question 36 (level 2) (0:51)
Question 37 (level 2) (0:57)
Question 38 (level 3) (2:12)
Question 39 (level 3) (1:26)
Question 40 (level 3) (2:34)
Question 41 (level 3) (2:04)
Question 42 (level 3) (2:15)
Question 43 (level 3) (0:32)
Question 44 (level 3) (1:22)
Question 45 (level 3) (1:32)
Question 46 (level 3) (1:05)
Question 47 (level 3) (1:29)
Question 48 (level 3) (1:49)
Question 49 (level 3) (1:24)
Question 50 (level 3) (2:39)
Question 51 (level 4) (2:09)
Question 52 (level 4) (4:19)
Question 53 (level 3) (1:07)
Question 54 (level 4) (1:50)
Question 55 (level 4) (2:11)
Question 56 (level 3) (1:21)
Chapter 5: Lines (pp. 31-36)
Slope, Parallel and Perpendicular Lines, and Slope-Intercept Form (levels 1-2) (8:37)
Point-Slope Form (level 2) (4:39)
Standard Form, Midpoint Formula, Distance Formula, and Solving For Intercepts (level 1) (10:31)
Chapter 5 - Practice Question Explanations (pp. 36-40)
Question 1 (level 1) (0:30)
Question 2 (level 1) (0:38)
Question 3 (level 1) (0:41)
Question 4 (level 1) (0:38)
Question 5 (level 1) (1:10)
Question 6 (level 1) (1:15)
Question 7 (level 1) (2:02)
Question 9 (level 1) (1:02)
Question 10 (level 2) (1:01)
Question 11 (level 2) (1:23)
Question 12 (level 1) (0:41)
Question 13 (level 1) (1:56)
Question 14 (level 1) (1:23)
Question 15 (level 1) (1:19)
Question 16 (level 1) (1:47)
Question 17 (level 2) (2:22)
Question 18 (level 1) (0:52)
Question 19 (level 3) (2:38)
Question 20 (level 2) (0:41)
Question 21 (level 1) (0:49)
Question 22 (level 2) (2:08)
Question 23 (level 3) (1:00)
Question 24 (level 3) (2:19)
Question 25 (level 4) (2:43)
Question 26 (level 3) (1:50)
Question 27 (level 4) (3:22)
Chapter 6: Fractions (pp. 41-45)
Calculator Trick for Fractions and Combining Fractions (levels 1-3) (6:45)
Dividing Fractions (levels 1-2) (3:52)
Simplifying Fractions (levels 1-2) (5:15)
Getting Rid Of Fractions (levels 1-2) (3:20)
Turn Fractions into Decimals (level 1) (1:58)
Use Your Calculator to Turn Decimals to Fractions (levels 1-4) (2:36)
Chapter 6 - Practice Question Explanations (pp. 46-50)
Question 1 (level 1) (0:25)
Question 2 (level 1) (0:29)
Question 3 (level 1) (0:22)
Question 4 (level 1) (0:34)
Question 5 (level 1) (0:31)
Question 6 (level 1) (0:32)
Question 7 (level 1) (0:26)
Question 8 (level 1) (0:24)
Question 9 (level 1) (0:23)
Question 10 (level 1) (0:25)
Question 11 (level 1) (0:42)
Question 12 (level 1) (1:07)
Question 13 (level 1) (0:40)
Question 14 (level 1) (0:51)
Question 15 (level 1) (2:08)
Question 16 (level 1) (0:41)
Question 17 (level 1) (0:49)
Question 18 (level 1) (1:27)
Question 19 (level 1) (0:48)
Question 20 (level 1) (1:47)
Question 21 (level 2) (1:45)
Question 22 (level 1) (1:10)
Question 23 (level 1) (2:13)
Question 24 (level 2) (2:06)
Question 25 (level 1) (1:08)
Question 26 (level 1) (0:41)
Question 27 (level 2) (2:02)
Question 28 (level 2) (2:24)
Question 29 (level 2) (1:54)
Question 30 (level 2) (1:48)
Question 31 (level 2) (2:40)
Question 32 (level 2) (1:58)
Question 33 (level 3) (1:49)
Question 34 (level 2) (1:11)
Question 35 (level 2) (0:46)
Question 36 (level 2) (1:36)
Question 37 (level 2) (2:40)
Question 38 (level 2) (1:37)
Question 39 (level 3) (4:34)
Question 40 (level 3) (0:52)
Question 41 (level 3) (0:46)
Question 42 (level 3) (1:21)
Question 43 (level 3) (1:31)
Question 44 (level 4) (4:18)
Chapter 7 : Algebra Skills (pp. 51-56)
Algebra Skill #1 - PEMDAS (level 1) (3:16)
Algebra Skill #2 - Negative Numbers (levels 1-4) (5:04)
Algebra Skills #3 and 4 - Combining Like Terms and Cross-Multiplying (level 1) (3:34)
Algebra Skill #5 - Square Both Sides of an Equation Correctly (level 2) (4:17)
Algebra Skill #6 - Algebra with Inequality Signs (levels 1-2) (2:44)
Algebra Skill #7 - Taking Square Roots in Algebraic Equations (level 2) (2:57)
Chapter 7 - Practice Question Explanations (pp. 57-60)
Question 1 (level 1) (0:21)
Question 2 (level 1) (0:40)
Question 3 (level 1) (0:30)
Question 4 (level 1) (1:18)
Question 5 (level 1) (0:40)
Question 6 (level 1) (0:32)
Question 7 (level 1) (0:31)
Question 8 (level 1) (0:36)
Question 9 (level 1) (1:07)
Question 10 (level 1) (0:50)
Question 11 (level 1) (1:01)
Question 12 (level 1) (1:25)
Question 13 (level 1) (0:38)
Question 14 (level 1) (0:43)
Question 15 (level 2) (0:47)
Question 16 (level 2) (0:52)
Question 17 (level 2) (0:38)
Question 19 (level 3) (3:09)
Question 20 (level 3) (3:29)
Question 21 (level 2) (2:14)
Question 22 (level 1) (1:07)
Question 23 (level 3) (2:11)
Question 24 (level 2) (0:54)
Question 25 (level 2) (1:39)
Question 26 (level 3) (1:18)
Question 27 (level 2) (0:50)
Question 28 (level 3) (0:48)
Question 29 (level 3) (0:38)
Question 30 (level 4) (0:53)
Question 31 (level 4) (1:46)
Question 32 (level 4) (1:17)
Question 33 (level 4) (1:44)
Chapter 8: Number Theory (pp. 61-67)
Types of Numbers (levels 1-3) (4:04)
Properties of Even and Odd Numbers (levels 1-2) (2:47)
Greatest Common Factor (levels 1-3) (4:01)
Least Common Multiple (level 1) (1:28)
Prime Factorization (level 2) (2:16)
One Solutions, Infinite Solutions, No Solution, and 2 Solutions (level 2) (4:01)
Chapter 8 - Practice Question Explanations (pp. 68-71)
Question 1 (level 1) (0:33)
Question 2 (level 1) (0:25)
Question 3 (level 1) (0:28)
Question 4 (level 1) (0:38)
Question 5 (level 1) (0:44)
Question 6 (level 1) (0:46)
Question 7 (level 2) (0:53)
Question 8 (level 2) (0:56)
Question 9 (level 2) (0:39)
Question 10 (level 2) (0:40)
Question 11 (level 2) (0:42)
Question 12 (level 2) (0:59)
Question 13 (level 1) (1:01)
Question 14 (level 2) (0:56)
Question 15 (level 2) (0:46)
Question 16 (level 2) (0:30)
Question 17 (level 2) (0:56)
Question 18 (level 3) (0:51)
Question 19 (level 3) (1:15)
Question 20 (level 3) (1:04)
Question 21 (level 3) (1:12)
Question 22 (level 2) (1:30)
Question 23 (level 3) (1:30)
Question 24 (level 3) (0:56)
Question 25 (level 3) (0:42)
Question 26 (level 3) (1:11)
Question 27 (level 4) (1:48)
Question 28 (level 3) (0:53)
Question 29 (level 3) (1:13)
Question 30 (level 3) (1:10)
Question 31 (level 3) (1:00)
Question 32 (level 4) (1:18)
Question 33 (level 4) (0:42)
Question 34 (level 4) (2:09)
Question 35 (level 4) (4:07)
Chapter 9 - Part 1: Simple Percentages (pp. 72-73)
Simple Percentages (levels 1-3) (6:03)
Chapter 9 - Part 1: Practice Question Explanations (pp. 73-75)
Question 1 (level 1) (0:40)
Question 2 (level 1) (0:21)
Question 3 (level 1) (0:42)
Question 4 (level 1) (0:58)
Question 5 (level 1) (0:38)
Question 6 (level 2) (0:56)
Question 7 (level 1) (0:40)
Question 8 (level 1) (0:24)
Question 9 (level 1) (0:33)
Question 10 (level 2) (0:53)
Question 11 (level 1) (0:42)
Question 12 (level 2) (1:03)
Question 13 (level 4) (2:08)
Question 14 (level 4) (2:57)
Question 15 (level 3) (2:38)
Chapter 9 - Part 2: Percent Increase and Decrease (pp. 76-77)
Percentage Increase and Decrease (levels 1-4) (7:32)
Percent Change (level 1) (1:04)
Chapter 9 - Part 2: Practice Question Explanations (pp. 77-81)
Question 1 (level 1) (1:28)
Question 2 (level 1) (1:20)
Question 3 (level 1) (1:29)
Question 4 (level 1) (0:50)
Question 5 (level 1) (0:43)
Question 6 (level 2) (1:23)
Question 7 (level 2) (1:28)
Question 8 (level 1) (0:53)
Question 9 (level 1) (0:58)
Question 10 (level 2) (1:06)
Question 11 (level 2) (1:36)
Question 12 (level 1) (0:46)
Question 13 (level 2) (1:22)
Question 14 (level 2) (1:23)
Question 15 (level 3) (2:29)
Question 16 (level 2) (1:18)
Question 17 (level 2) (0:58)
Question 18 (level 2) (1:46)
Question 19 (level 1) (1:02)
Question 20 (level 3) (2:23)
Question 21 (level 3) (2:58)
Question 22 (level 3) (1:27)
Question 23 (level 3) (2:00)
Question 24 (level 4) (1:55)
Question 25 (level 4) (3:11)
Question 26 (level 4) (2:36)
Question 27 (level 4) (4:49)
Question 28 (level 4) (2:01)
Chapter 10: Ratios and Proportions (pp. 82-85)
Ratios - The 4 Types of Ratios Questions on the ACT (levels 1-2) (7:04)
Proportions - Direct and Indirect Proportions (levels 2-3) (3:43)
Chapter 10 - Practice Question Explanations (pp. 85-88)
Question 1 (level 1) (0:15)
Question 2 (level 1) (0:36)
Question 3 (level 1) (0:39)
Question 4 (level 1) (0:53)
Question 5 (level 1) (0:41)
Question 6 (level 1) (0:56)
Question 7 (level 1) (0:50)
Question 8 (level 2) (1:23)
Question 9 (level 1) (1:10)
Question 10 (level 3) (0:43)
Question 11 (level 2) (0:48)
Question 12 (level 2) (1:16)
Question 13 (level 2) (1:05)
Question 14 (level 2) (1:29)
Question 15 (level 2) (1:13)
Question 16 (level 2) (1:00)
Question 17 (level 2) (1:25)
Question 18 (level 2) (1:41)
Question 19 (level 3) (1:39)
Question 20 (level 2) (1:07)
Question 21 (level 2) (0:59)
Question 22 (level 3) (1:00)
Question 23 (level 3) (1:29)
Question 24 (level 3) (0:57)
Question 25 (level 3) (1:48)
Question 26 (level 4) (1:05)
Question 27 (level 4) (1:32)
Question 28 (level 4) (2:03)
Chapter 11: Functions (pp. 89-96)
Function Basics (levels 1-2) (4:28)
Composite Functions (levels 1-3) (5:44)
Other Function Notations (levels 2-4) (4:14)
Functions On Graphs (levels 1-2) (1:40)
Domain and Range (levels 2-4) (10:56)
Inverse Functions (level 3) (2:14)
Chapter 11 - Practice Question Explanations (pp. 97-101)
Question 1 (level 1) (0:24)
Question 25 (level 1) (0:53)
Question 26 (level 1) (0:36)
Question 27 (level 1) (0:36)
Question 28 (level 1) (1:09)
Question 29 (level 1) (0:48)
Question 30 (level 1) (0:19)
Question 31 (level 2) (0:39)
Question 32 (level 2) (0:47)
Question 33 (level 2) (1:13)
Question 34 (level 2) (1:00)
Question 35 (level 2) (1:06)
Question 36 (level 3) (1:04)
Question 37 (level 2) (0:29)
Question 38 (level 2) (0:50)
Question 39 (level 3) (0:36)
Question 40 (level 3) (0:41)
Question 41 (level 3) (0:43)
Question 42 (level 2) (0:44)
Question 43 (level 3) (1:17)
Question 44 (level 3) (1:51)
Question 45 (level 3) (1:02)
Question 46 (level 3) (1:24)
Question 47 (level 2) (1:10)
Question 48 (level 3) (0:25)
Question 49 (level 3) (1:01)
Question 51 (level 3) (1:34)
Question 52 (level 4) (0:59)
Question 53 (level 4) (3:20)
Question 54 (level 3) (1:56)
Question 55 (level 4) (2:17)
Question 56 (level 4) (1:41)
Question 57 (level 4) (1:52)
Question 58 (level 4) (2:36)
Question 59 (level 4) (1:05)
Question 60 (level 4) (1:40)
Chapter 12: Mean, Median, Mode, and Range (pp. 102-106)
Introduction and Averages - Examples #1-2 (levels 1-2) (5:23)
Advanced Average Questions - Examples #3-5 (level 3) (8:48)
Outliers - What They Are and How The Affect The Mean, Median, Mode, and Range (level 2) (1:43)
How To Find The Median (level 1) (2:34)
Finding The Median In A Table (level 2) (2:34)
Chapter 12 - Practice Question Explanations (pp. 107-111)
Question 1 (level 1) (1:25)
Question 2 (level 1) (0:30)
Question 3 (level 1) (1:29)
Question 4 (level 1) (1:02)
Question 5 (level 2) (0:33)
Question 6 (level 2) (0:44)
Question 7 (level 3) (2:58)
Question 8 (level 2) (1:06)
Question 9 (level 1) (1:42)
Question 10 (level 1) (1:05)
Question 11 (level 2) (1:05)
Question 12 (level 2) (1:21)
Question 13 (level 2) (1:32)
Question 14 (level 2) (0:53)
Question 15 (level 2) (0:42)
Question 16 (level 3) (2:13)
Question 17 (level 2) (0:55)
Question 18 (level 3) (1:52)
Question 19 (level 3) (1:22)
Question 20 (level 2) (1:00)
Question 21 (level 2) (0:52)
Question 22 (level 3) (0:53)
Question 23 (level 3) (1:33)
Question 24 (level 3) (1:30)
Question 25 (level 3) (2:04)
Question 26 (level 3) (1:15)
Question 27 (level 3) (2:06)
Question 28 (level 4) (1:33)
Question 29 (level 4) (2:16)
Question 30 (level 3) (0:57)
Question 31 (level 4) (1:37)
Question 32 (level 4) (1:19)
Question 33 (level 3) (3:07)
Question 34 (level 4) (2:33)
Question 35 (level 4) (3:03)
Question 36 (level 4) (2:05)
Chapter 13: Exponents (pp. 112-117)
Exponents (levels 1-3) (8:45)
Exponents Exercise - Complete Questions #1-20 (0:19)
Exponents Exercise - Questions 1-5 (level 1) (1:27)
Exponent Exercise - Questions 6-10 (level 1-2) (1:47)
Exponent Exercise - Questions 11-15 (levels 1-2) (2:58)
Exponents Exercise - Questions 16-20 (levels 1-3) (3:20)
Roots (levels 1-2) (6:10)
Cube Roots, 4th Roots, and Other Roots Beyond Square Roots (level 3) (4:14)
Roots Exercise - Questions 1-5 (Level 1, Level 3) (5:56)
Roots Exercise - Questions 6-10 (Levels 2-3) (5:18)
Roots Exercise - Questions 11-15 (Levels 1-3) (5:41)
Roots Exercise - Questions 16-20 (Levels 1-3) (6:44)
Chapter 13: Practice Question Explanations (pp. 117-122)
Question 1 (level 1) (0:18)
Question 2 (level 1) (1:01)
Question 3 (level 1) (0:26)
Question 4 (level 1) (0:35)
Question 5 (level 2) (0:38)
Question 6 (level 1) (0:24)
Question 7 (level 1) (0:41)
Question 8 (level 2) (2:06)
Question 9 (level 2) (0:40)
Question 10 (level 1) (1:45)
Question 11 (level 2) (0:41)
Question 12 (level 2) (1:30)
Question 13 (level 2) (0:52)
Question 14 (level 2) (1:00)
Question 15 (level 1) (0:24)
Question 16 (level 1) (1:11)
Question 17 (level 1) (0:48)
Question 18 (level 2) (1:37)
Question 19 (level 2) (1:21)
Question 20 (level 3) (0:41)
Question 21 (level 3) (2:28)
Question 22 (level 2) (1:12)
Question 23 (level 4) (0:27)
Question 24 (level 3) (0:50)
Question 25 (level 3) (1:37)
Question 26 (level 3) (2:13)
Question 27 (level 3) (1:25)
Question 28 (level 3) (2:24)
Question 29 (level 4) (2:27)
Question 30 (level 3) (1:00)
Question 31 (level 4) (1:07)
Question 32 (level 3) (1:29)
Question 33 (level 3) (1:18)
Question 34 (level 4) (1:04)
Question 35 (level 3) (2:21)
Question 36 (level 4) (1:49)
Question 37 (level 4) (3:26)
Question 38 (level 4) (2:18)
Question 39 (level 4) (3:56)
Question 40 (level 4) (1:34)
Question 41 (level 4) (2:36)
Question 42 (level 4) (2:01)
Question 43 (level 4) (3:43)
Question 44 (level 4) (1:10)
Question 45 (level 4) (2:00)
Chapter 14: Logarithms (pp. 123-125)
The Basics of Logarithms and How To Solve Logs With Your Calculator (levels 2-4) (3:52)
Advanced Logarithm Rules and Natural Logarithms (levels 3-4) (4:58)
Chapter 14 - Practice Question Explanations (pp. 126-128)
Question 1 (level 2) (0:16)
Question 2 (level 2) (0:24)
Question 3 (level 2) (0:54)
Question 4 (level 2) (0:30)
Question 5 (level 2) (1:06)
Question 6 (level 2) (1:03)
Question 7 (level 2) (0:58)
Question 8 (level 3) (0:33)
Question 9 (level 3) (0:36)
Question 10 (level 3) (1:13)
Question 11 (level 3) (0:26)
Question 12 (level 3) (1:53)
Question 13 (level 3) (0:46)
Question 14 (level 3) (1:12)
Question 15 (level 3) (0:32)
Question 16 (level 4) (1:50)
Question 17 (level 3) (0:43)
Question 18 (level 4) (2:02)
Question 19 (level 3) (0:44)
Question 20 (level 4) (0:44)
Question 21 (level 4) (1:56)
Question 22 (level 3) (1:03)
Question 23 (level 4) (1:54)
Question 24 (level 3) (1:07)
Question 25 (level 4) (3:58)
Question 26 (level 4) (0:49)
Question 27 (level 4) (3:21)
Question 28 (level 4) (2:17)
Question 29 (level 4) (1:29)
Chapter 15: Systems of Equations (pp. 129-131)
Elimination and Substitution - 2 Must-Know Methods for Solving Systems of Equations (level 2) (4:01)
Word Problems (levels 2-3) (6:17)
Chapter 15 - Practice Question Explanations (pp. 131-134)
Question 1 (level 2) (0:37)
Question 2 (level 2) (0:54)
Question 3 (level 2) (0:41)
Question 4 (level 2) (1:43)
Question 5 (level 2) (2:35)
Question 6 (level 2) (3:05)
Question 7 (level 2) (1:21)
Question 8 (level 2) (1:27)
Question 9 (level 3) (2:01)
Question 10 (level 2) (0:48)
Question 11 (level 2) (2:49)
Question 12 (level 2) (2:51)
Question 13 (level 3) (3:09)
Question 14 (level 2) (0:51)
Question 15 (level 2) (0:49)
Question 16 (level 2) (2:41)
Question 17 (level 3) (4:43)
Question 18 (level 2) (3:10)
Question 19 (level 3) (1:07)
Question 20 (level 2) (1:29)
Question 21 (level 3) (1:31)
Question 22 (level 4) (2:30)
Question 23 (level 3) (4:07)
Question 24 (level 4) (3:59)
Question 25 (level 4) (2:45)
Chapter 16: Quadratics (pp. 135-142)
Quadratics Introduction and Multiplying Binomials (levels 1-2) (4:52)
Solutions, Roots, x-intercepts, and Zeros for Quadratic Equations (levels 1-3) (5:04)
How Solution Appear on A Graph - Plus More on Graphing Polynomial Functions (level 2) (9:18)
The Quadratic Formula (level 2) (3:10)
The Discriminant (levels 3-4) (4:48)
The Vertex (levels 2-4) (4:37)
Chapter 16 - Practice Question Explanations (pp. 142-145)
Question 1 (level 1) (1:01)
Question 2 (level 1) (1:30)
Question 3 (level 2) (1:48)
Question 5 (level 1) (1:09)
Question 6 (level 2) (0:47)
Question 7 (level 2) (0:46)
Question 8 (level 2) (3:42)
Question 9 (level 1) (0:37)
Question 10 (level 2) (2:14)
Question 11 (level 2) (1:00)
Question 12 (level 2) (0:41)
Question 13 (level 3) (0:39)
Question 14 (level 3) (0:48)
Question 15 (level 3) (1:45)
Question 16 (level 2) (2:25)
Question 17 (level 2) (3:38)
Question 18 (level 3) (2:12)
Question 19 (level 4) (3:27)
Question 20 (level 3) (0:54)
Question 21 (level 2) (1:37)
Question 22 (level 2) (1:26)
Question 23 (level 2) (3:22)
Question 24 (level 4) (2:01)
Question 25 (level 3) (3:49)
Question 26 (level 4) (1:36)
Question 27 (level 2) (1:29)
Question 28 (level 4) (4:18)
Question 29 (level 4) (1:55)
Question 30 (level 4) (1:22)
Chapter 17 - Trigonometry (pp. 146-163)
Basic Trigonometry and Finding Side Lengths of A Right Triangle (levels 1-2) (8:40)
Inverse Trigonmetric Functions (level 1) (2:03)
Trigonometric Identity To Know (levels 2-4) (1:22)
Graphing Cosine and Sine Functions, Amplitude, and Period (levels 2-4) (8:43)
Vertical and Horizontal Shifts (levels 3-4) (4:45)
Graphing Tangent Functions (level 4) (3:40)
Advanced Trigonometry - Law of Sines and Law of Cosines (levels 3-4) (7:27)
The Unit Circle (levels 3-4) (7:07)
Chapter 17 - Practice Question Explanations (pp. 164-172)
Question 1 (level 1) (0:16)
Question 2 (level 1) (0:37)
Question 3 (level 1) (0:47)
Question 4 (level 2) (1:07)
Question 5 (level 2) (1:08)
Question 6 (level 2) (0:37)
Question 7 (level 2) (0:55)
Question 8 (level 2) (0:38)
Question 9 (level 1) (1:10)
Question 10 (level 3) (0:24)
Question 11 (level 2) (1:47)
Question 12 (level 2) (0:17)
Question 13 (level 2) (1:28)
Question 14 (level 3) (0:23)
Question 15 (level 2) (0:25)
Question 16 (level 3) (2:33)
Question 17 (level 2) (0:36)
Question 18 (level 3) (1:02)
Question 19 (level 3) (2:43)
Question 20 (level 3) (2:09)
Question 21 (level 3) (0:48)
Question 22 (level 4) (1:18)
Question 23 (level 3) (1:36)
Question 24 (level 3) (1:34)
Question 25 (level 3) (1:07)
Question 26 (level 3) (1:41)
Question 27 (level 3) (1:15)
Question 28 (level 4) (1:41)
Question 29 (level 4) (2:00)
Question 30 (level 3) (2:42)
Question 31 (level 3) (1:32)
Question 32 (level 4) (1:34)
Question 33 (level 3) (0:50)
Question 34 (level 4) (1:39)
Question 35 (level 3) (2:50)
Question 36 (level 4) (2:53)
Question 37 (level 4) (3:02)
Question 38 (level 3) (1:27)
Question 39 (level 4) (3:14)
Question 40 (level 4) (2:30)
Question 41 (level 4) (0:51)
Question 42 (level 4) (1:08)
Question 43 (level 4) (1:48)
Question 44 (level 4) (1:33)
Question 45 (level 4) (4:13)
Question 46 (level 4) (1:49)
Chapter 18: Absolute Value (pp. 173-175)
Introduction to Absolute Value and Absolute Values with Unknown Variables (levels 1-2) (4:48)
Absolute Value and Inequalities (levels 3-4) (5:57)
Chapter 18 - Practice Question Explanations (pp. 176-178)
Question 1 (level 1) (0:17)
Question 2 (level 1) (0:16)
Question 3 (level 1) (0:30)
Question 4 (level 2) (0:35)
Question 5 (level 2) (1:04)
Question 6 (level 1) (0:38)
Question 7 (level 3) (0:48)
Question 8 (level 2) (0:48)
Question 9 (level 2) (1:11)
Question 10 (level 3) (1:07)
Question 11 (level 3) (2:10)
Question 12 (level 3) (2:12)
Question 13 (level 3) (1:07)
Question 14 (level 4) (2:04)
Question 15 (level 3) (1:52)
Question 16 (level 4) (1:34)
Question 17 (level 3) (0:56)
Question 18 (level 3) (0:44)
Question 19 (level 3) (2:07)
Question 20 (level 3) (0:49)
Question 21 (level 4) (3:11)
Question 22 (level 4) (1:37)
Question 23 (level 4) (2:44)
Question 24 (level 4) (2:42)
Chapter 19: Matrices (pp. 179-186)
Matrices Introduction, Matrix Dimensions, and Matrix Addition & Subtraction (level 1) (6:41)
Finding the Determinant of a (2 x 2) Matrix (level 2) (1:59)
Matrix Multiplication Step #1 - Defined vs. Undefined (levels 3-4) (4:34)
Matrix Multiplication Step #2 - How To Find The Values In The Matrix (levels 3-4) (7:39)
Use Your Calculator For Matrix Multiplication (levels 1-4) (1:09)
Chapter 19 - Practice Question Explanations (pp. 187-190)
Question 1 (level 1) (0:39)
Question 2 (level 1) (0:51)
Question 3 (level 1) (0:31)
Question 4 (level 1) (0:34)
Question 5 (level 2) (0:34)
Question 6 (level 1) (0:57)
Question 7 (level 1) (1:12)
Question 8 (level 2) (0:23)
Question 9 (level 3) (1:02)
Question 10 (level 2) (0:31)
Question 11 (level 3) (2:29)
Question 12 (level 3) (0:25)
Question 13 (level 2) (0:41)
Question 14 (level 4) (1:54)
Question 15 (level 3) (1:00)
Question 16 (level 3) (1:27)
Question 17 (level 3) (0:39)
Question 18 (level 4) (1:45)
Question 19 (level 4) (2:43)
Question 20 (level 4) (2:18)
Question 21 (level 3) (1:19)
Question 22 (level 4) (1:12)
Question 23 (level 4) (1:40)
Chapter 20: Repeating Patterns (pp. 191-195)
Repeating Decimals (level 2) (4:48)
Repeating Powers (levels 3-4) (5:29)
Repeating Powers of i (levels 3-4) (3:21)
How To Solve Any Repeating Patterns Questions (levels 2-4) (0:48)
Chapter 20 - Practice Question Explanations (pp. 195-197)
Question 1 (level 2) (0:31)
Question 2 (level 2) (1:05)
Question 3 (level 3) (0:59)
Question 4 (level 2) (0:56)
Question 5 (level 2) (0:37)
Question 6 (level 2) (1:15)
Question 7 (level 2) (0:40)
Question 8 (level 3) (1:02)
Question 9 (level 2) (1:06)
Question 10 (level 3) (1:27)
Question 11 (level 2) (1:11)
Question 12 (level 3) (0:37)
Question 13 (level 3) (1:45)
Question 14 (level 3) (1:05)
Question 15 (level 3) (1:45)
Question 16 (level 4) (1:04)
Question 17 (level 4) (1:53)
Question 18 (level 2) (1:19)
Question 19 (level 4) (2:20)
Question 20 (level 4) (1:18)
Chapter 21: Circles, Ellipses, and Hyperbolas (pp. 198-205)
Introduction to Circle, Ellipses, and Hyperbola (0:42)
Circles (level 1) (3:17)
Advanced Circle Questions (level 3) (6:21)
Ellipses (levels 3-4) (6:14)
Foci On An Ellipse (levels 3-4) (2:35)
Hyperbolas (level 4) (6:11)
Chapter 21 - Practice Questions Explanations (pp. 206-209)
Question 1 (level 1) (0:25)
Question 2 (level 1) (0:25)
Question 3 (level 1) (0:41)
Question 4 (level 1) (0:31)
Question 5 (level 2) (2:22)
Question 6 (level 1) (0:40)
Question 7 (level 2) (0:54)
Question 8 (level 2) (0:46)
Question 9 (level 2) (1:08)
Question 10 (level 2) (1:20)
Question 11 (level 2) (1:14)
Question 12 (level 2) (1:11)
Question 13 (level 4) (1:24)
Question 14 (level 4) (2:40)
Question 15 (level 2) (1:16)
Question 16 (level 3) (0:46)
Question 17 (level 4) (1:29)
Question 18 (level 3) (1:51)
Question 19 (level 3) (0:23)
Question 20 (level 3) (2:14)
Question 21 (level 4) (1:50)
Question 22 (level 4) (2:43)
Question 23 (level 4) (1:40)
Question 24 (level 4) (3:44)
Question 25 (level 4) (4:02)
Question 26 (level 3) (1:44)
Question 27 (level 4) (3:32)
Question 28 (level 4) (2:31)
Question 29 (level 4) (2:29)
Chapter 22: Probability (pp. 210-217)
The Basics of Probability (level 1) (3:45)
3 Probability Rules To Know (level 1) (3:43)
Probability and Data Tables (level 2) (2:28)
Advanced Probability Questions (levels 3-4) (4:33)
Expected Value (levels 2-3) (4:21)
Chapter 22 - Practice Question Explanations (pp. 218-223)
Question 1 (level 1) (0:37)
Question 2 (level 1) (0:38)
Question 3 (level 1) (0:28)
Question 4 (level 1) (0:35)
Question 5 (level 1) (0:40)
Question 6 (level 1) (2:42)
Question 7 (level 1) (1:14)
Question 8 (level 1) (0:29)
Question 9 (level 2) (1:33)
Question 10 (level 2) (0:48)
Question 11 (level 2) (0:36)
Question 12 (level 2) (1:08)
Question 13 (level 2) (0:51)
Question 14 (level 1) (0:28)
Question 15 (level 2) (1:08)
Question 16 (level 2) (0:37)
Question 17 (level 3) (1:10)
Question 18 (level 4) (2:16)
Question 19 (level 3) (1:53)
Question 20 (level 2) (0:54)
Question 21 (level 3) (1:29)
Question 22 (level 3) (0:59)
Question 23 (level 3) (1:51)
Question 24 (level 3) (1:39)
Question 25 (level 4) (1:00)
Question 26 (level 4) (2:10)
Question 27 (level 3) (0:45)
Question 28 (level 3) (1:58)
Question 29 (level 3) (1:20)
Question 30 (level 4) (2:29)
Question 31 (level 3) (1:21)
Question 32 (level 4) (2:18)
Question 33 (level 4) (2:12)
Question 34 (level 4) (1:28)
Question 35 (level 4) (1:08)
Chapter 23: Factorials, Permutations, Combinations, and Organized Counting (pp. 224-229)
Factorials (levels 2-4) (3:52)
Permutations and Combinations (levels 3-4) (3:11)
Organized Counting (levels 1-3) (3:45)
Advanced Combinations, Permutations, and Organized Counting (level 4) (6:12)
Chapter 23 - Practice Question Explanations (pp. 230-234)
Question 1 (level 1) (0:28)
Question 2 (level 1) (0:20)
Question 3 (level 2) (0:40)
Question 4 (level 3) (0:36)
Question 5 (level 2) (2:05)
Question 6 (level 2) (0:46)
Question 7 (level 3) (1:03)
Question 8 (level 2) (1:11)
Question 9 (level 3) (1:19)
Question 10 (level 2) (0:43)
Question 11 (level 2) (1:04)
Question 12 (level 3) (1:24)
Question 13 (level 4) (1:18)
Question 14 (level 2) (1:10)
Question 15 (level 2) (1:10)
Question 16 (level 3) (0:40)
Question 17 (level 3) (1:14)
Question 18 (level 4) (0:55)
Question 19 (level 3) (0:43)
Question 20 (level 4) (2:15)
Question 21 (level 4) (1:43)
Question 22 (level 4) (2:54)
Question 23 (level 4) (6:00)
Question 24 (level 4) (1:37)
Question 25 (level 4) (1:51)
Question 26 (level 4) (1:54)
Question 27 (level 4) (1:06)
Question 28 (level 4) (2:11)
Question 29 (level 4) (2:44)
Question 30 (level 4) (6:00)
Question 31 (level 4) (2:40)
Chapter 24: Sequences (pp. 235-238)
Arithmetic Sequences (levels 1-4) (4:11)
Geometric Sequences (levels 1-4) (1:22)
Recursive Sequences and Explicit Formula for Recursive Sequences (levels 3-4) (7:15)
Chapter 24 - Practice Question Explanations (pp. 239-240)
Question 1 (level 1) (0:27)
Question 2 (level 1) (0:37)
Question 3 (level 1) (0:14)
Question 4 (level 2) (1:37)
Question 5 (level 2) (1:31)
Question 6 (level 1) (0:57)
Question 7 (level 2) (1:29)
Question 8 (level 3) (1:07)
Question 9 (level 3) (1:00)
Question 10 (level 2) (1:14)
Question 11 (level 3) (0:52)
Question 12 (level 3) (1:17)
Question 13 (level 4) (0:52)
Question 14 (level 3) (1:10)
Question 15 (level 4) (1:40)
Question 16 (level 4) (1:03)
Question 17 (level 4) (1:18)
Chapter 25: Complex Numbers (pp. 241-245)
Introduction to Complex Numbers and Adding and Subtraction Complex Numbers (level 1) (3:35)
Multiplying Complex Numbers and The Complex Conjugate (levels 1-4) (7:56)
Use Your Calculator (levels 1-4) (0:36)
The Powers of i (levels 3-4) (0:36)
Advanced Complex Number Topics (levels 3-4) (6:21)
Chapter 25 - Practice Question Explanations (pp. 246-249)
Question 1 (level 1) (0:47)
Question 2 (level 1) (0:15)
Question 3 (level 1) (0:15)
Question 4 (level 1) (0:30)
Question 5 (level 1) (0:29)
Question 6 (level 1) (0:43)
Question 7 (level 1) (0:41)
Question 8 (level 1) (0:59)
Question 9 (level 2) (1:44)
Question 10 (level 2) (1:18)
Question 11 (level 4) (2:16)
Question 12 (level 4) (2:37)
Question 13 (level 2) (1:05)
Question 14 (level 2) (1:09)
Question 15 (level 3) (0:35)
Question 16 (level 4) (2:02)
Question 17 (level 3) (0:31)
Question 18 (level 3) (1:16)
Question 19 (level 3) (0:56)
Question 20 (level 4) (1:07)
Question 21 (level 4) (3:09)
Question 22 (level 3) (0:24)
Question 23 (level 3) (1:13)
Question 24 (level 3) (3:25)
Question 25 (level 4) (2:35)
Question 26 (level 2) (1:48)
Question 27 (level 4) (2:15)
Question 28 (level 4) (2:13)
Chapter 26: Word Problems (p. 250)
4 Tips For Word Problems (levels 1-4) (1:47)
Chapter 26 - Practice Question Explanations (pp. 251-255)
Question 1 (level 1) (0:20)
Question 2 (level 1) (0:42)
Question 3 (level 2) (0:51)
Question 4 (level 2) (1:07)
Question 5 (level 1) (0:42)
Question 6 (level 2) (0:50)
Question 7 (level 2) (1:06)
Question 8 (level 2) (1:22)
Question 9 (level 2) (1:02)
Question 10 (level 2) (0:54)
Question 11 (level 2) (0:58)
Question 12 (level 2) (0:35)
Question 13 (level 2) (1:18)
Question 14 (level 2) (1:03)
Question 15 (level 2) (1:59)
Question 16 (level 2) (1:01)
Question 17 (level 2) (3:07)
Question 18 (level 2) (0:40)
Question 19 (level 3) (0:50)
Question 20 (level 3) (1:08)
Question 21 (level 4) (1:06)
Question 22 (level 4) (1:47)
Question 23 (level 3) (2:05)
Question 24 (level 4) (1:27)
Question 25 (level 3) (2:25)
Question 26 (level 4) (3:21)
Question 27 (level 4) (2:12)
Question 28 (level 4) (6:07)
Chapter 27: Inequalities (pp. 256-260)
Algebra with Inequalities (level 1) (3:41)
Graphing Inequalities (level 2) (5:10)
Advanced Graphing Inequalities (levels 3-4) (4:09)
Chapter 27 - Practice Question Explanations (pp. 261-263)
Question 1 (level 1) (0:40)
Question 2 (level 1) (0:16)
Question 3 (level 1) (0:44)
Question 4 (level 1) (0:58)
Question 5 (level 1) (0:40)
Question 6 (level 2) (1:21)
Question 7 (level 2) (0:48)
Question 8 (level 2) (0:52)
Question 9 (level 3) (0:46)
Question 10 (level 2) (0:40)
Question 11 (level 2) (0:35)
Question 12 (level 3) (1:35)
Question 13 (level 2) (1:09)
Question 14 (level 3) (0:49)
Question 15 (level 4) (2:25)
Question 16 (level 3) (0:53)
Question 17 (level 4) (0:27)
Question 18 (level 4) (1:42)
Question 19 (level 4) (0:34)
Question 20 (level 4) (2:28)
Question 21 (level 4) (0:33)
Question 22 (level 4) (1:02)
Question 23 (level 4) (2:33)
Chapter 28: Exponential Growth and Decay (pp. 264-267)
Exponential Growth and Decay (levels 2-3) (5:16)
General Exponential Form (level 2) (1:42)
Graphing General Exponential Form and Advanced Exponential Equations (level 4) (4:29)
Chapter 28 - Practice Question Explanations (pp. 268-270)
Question 1 (level 2) (0:21)
Question 2 (level 2) (0:48)
Question 3 (level 2) (0:22)
Question 4 (level 2) (0:30)
Question 5 (level 2) (0:32)
Question 6 (level 2) (2:03)
Question 7 (level 3) (1:19)
Question 8 (level 3) (0:53)
Question 9 (level 4) (0:53)
Question 10 (level 3) (0:50)
Question 11 (level 4) (2:18)
Question 12 (level 4) (1:51)
Question 13 (level 4) (0:57)
Question 14 (level 4) (5:32)
Chapter 29: Unit Conversion (pp. 271-273)
Unit Conversion (level 1) (3:40)
Dimensional Analysis (levels 3-4) (7:39)
Chapter 29 - Practice Question Explanations (pp. 274-276)
Question 1 (level 1) (0:33)
Question 2 (level 1) (0:52)
Question 3 (level 1) (0:54)
Question 4 (level 1) (0:37)
Question 5 (level 1) (1:03)
Question 6 (level 1) (1:15)
Question 7 (level 1) (0:45)
Question 8 (level 2) (1:00)
Question 9 (level 2) (1:04)
Question 10 (level 2) (0:57)
Question 11 (level 1) (1:31)
Question 12 (level 2) (1:07)
Question 13 (level 2) (1:39)
Question 14 (level 2) (1:39)
Question 15 (level 2) (1:26)
Question 16 (level 3) (1:36)
Question 17 (level 3) (3:23)
Question 18 (level 3) (0:50)
Question 19 (level 2) (1:42)
Question 20 (level 3) (0:41)
Question 21 (level 3) (1:01)
Question 22 (level 3) (1:06)
Question 23 (level 4) (1:35)
Question 24 (level 4) (4:12)
Chapter 30: Scientific Notation (pp. 277-278)
Scientific Notation (levels 1-2) (4:21)
Chapter 30 - Practice Question Explanations (pp. 278-279)
Question 1 (level 1) (0:31)
Question 2 (level 1) (0:54)
Question 3 (level 2) (1:09)
Question 4 (level 2) (1:49)
Question 5 (level 2) (0:21)
Question 6 (level 2) (0:47)
Question 7 (level 2) (0:50)
Question 8 (level 2) (0:42)
Question 10 (level 3) (0:52)
Question 11 (level 2) (0:42)
Question 12 (level 2) (1:31)
Question 13 (level 2) (1:11)
Question 14 (level 3) (1:04)
Question 15 (level 4) (1:21)
Question 16 (level 4) (1:08)
Chapter 31: Arcs and Sectors (pp. 280-282)
Arcs (level 2) (4:37)
Sectors (level 2) (3:03)
Chapter 31 - Practice Question Explanations (pp. 282-284)
Question 1 (level 2) (0:36)
Question 2 (level 2) (0:51)
Question 3 (level 2) (0:33)
Question 4 (level 2) (1:00)
Question 5 (level 2) (1:00)
Question 6 (level 2) (1:03)
Question 7 (level 2) (1:00)
Question 8 (level 2) (1:41)
Question 9 (level 3) (2:14)
Question 10 (level 2) (0:48)
Question 11 (level 4) (2:28)
Question 12 (level 2) (2:04)
Question 13 (level 3) (1:26)
Question 14 (level 3) (2:05)
Question 15 (level 4) (1:45)
Question 16 (level 4) (1:28)
Chapter 32: Vectors (pp. 285-288)
Introduction to Vectors and Vector Addition and Subtraction (level 1) (4:27)
Vector Addition and Subtraction On A Graph: Tip-To-Tail Method (levels 3-4) (3:18)
Magnitude of a Vector (levels 3-4) (1:13)
Chapter 32 - Practice Question Explanations (pp. 288-290)
Question 1 (level 1) (0:19)
Question 2 (level 1) (0:15)
Question 3 (level 1) (0:36)
Question 4 (level 1) (0:57)
Question 5 (level 1) (1:15)
Question 6 (level 1) (0:16)
Question 7 (level 2) (0:23)
Question 8 (level 3) (1:10)
Question 9 (level 2) (0:45)
Question 10 (level 3) (1:02)
Question 11 (level 4) (1:53)
Question 12 (level 3) (0:27)
Question 13 (level 4) (2:53)
Question 14 (level 4) (0:40)
Question 15 (level 4) (1:05)
Chapter 33: Shifting and Transforming Functions (pp. 291-293)
Shifting and Transforming Functions (levels 2-4) (4:09)
Chapter 33 - Practice Question Explanations (pp. 294-295)
Question 1 (level 2) (0:44)
Question 2 (level 2) (0:33)
Question 3 (level 2) (0:20)
Question 4 (level 3) (0:41)
Question 5 (level 3) (0:47)
Question 6 (level 3) (0:31)
Question 7 (level 2) (0:29)
Question 8 (level 4) (1:03)
Question 9 (level 2) (0:49)
Question 10 (level 2) (0:56)
Question 11 (level 3) (0:57)
Question 12 (level 4) (2:08)
Chapter 34 - Statistics (pp. 296-301)
Description of A Survey (levels 2-4) (2:53)
Shapes of Distributions (levels 2-4) (2:50)
Standard Deviation (levels 3-4) (2:50)
Stem and Leaf Plot (level 2-4) (1:44)
Sample Proportion (levels 2-4) (1:12)
Normal Distribution and The Empirical Rule (level 4) (2:16)
Chapter 34 - Practice Question Explanations (pp. 302-304)
Question 1 (level 2) (0:21)
Question 2 (level 2) (0:22)
Question 3 (level 3) (0:44)
Question 4 (level 2) (0:12)
Question 5 (level 2) (0:27)
Question 6 (level 2) (0:53)
Question 7 (level 2) (0:24)
Question 8 (level 2) (0:29)
Question 9 (level 3) (0:46)
Question 10 (level 2) (0:36)
Question 11 (level 3) (0:37)
Question 12 (level 3) (1:01)
Question 13 (level 4) (0:14)
Question 14 (level 3) (0:46)
Question 15 (level 4) (1:10)
Question 16 (level 4) (1:03)
Question 17 (level 4) (1:05)
Question 18 (level 4) (1:25)
Chapter 35 - Miscellaneous Topics (pp. 305-315)
Venn Diagrams (level 2) (1:41)
Made-Up Math (level 2) (1:05)
Logic (levels 2-4) (1:08)
Pattern Spotting (levels 2-4) (1:47)
Mapping (levels 2-3) (2:16)
Puzzles (levels 3-4) (2:57)
Binomial Theorem and Pascal's Triangle (levels 3-4) (7:44)
Visual Spatial (levels 3-4) (1:02)
Vertical and Horizontal Asymptotes (levels 3-4) (4:56)
Chapter 35 - Practice Question Explanations (pp. 316-320)
Question 1 (level 2) (0:35)
Question 2 (level 2) (0:18)
Question 3 (level 1) (0:37)
Question 4 (level 2) (0:50)
Question 5 (level 3) (0:53)
Question 6 (level 2) (1:05)
Question 7 (level 2) (1:11)
Question 8 (level 3) (0:31)
Question 9 (level 2) (0:58)
Question 10 (level 3) (0:48)
Question 11 (level 4) (0:21)
Question 12 (level 3) (1:20)
Question 13 (level 2) (0:51)
Question 14 (level 3) (0:51)
Question 15 (level 3) (1:09)
Question 16 (level 2) (1:15)
Question 17 (level 2) (0:50)
Question 18 (level 2) (1:20)
Question 19 (level 2) (0:52)
Question 20 (level 4) (2:15)
Question 21 (level 3) (0:36)
Question 22 (level 3) (0:52)
Question 23 (level 4) (0:44)
Question 24 (level 4) (1:21)
Question 25 (level 4) (2:47)
Question 26 (level 3) (0:58)
Question 27 (level 4) (1:59)
Question 28 (level 4) (0:59)
Question 29 (level 4) (1:46)
Question 30 (level 4) (1:37)
Question 31 (level 4) (2:57)
Question 32 (level 4) (1:40)
Question 33 (level 4) (1:11)
Question 34 (level 4) (1:09)
Ratios - The 4 Types of Ratios Questions on the ACT (levels 1-2)
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