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ACT Math Course (For The New Enhanced ACT)
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)
Make Sure You Have The Right Edition Of My Book! (0:42)
The New ACT Math Test + Matt's Advice On Practice ACT
How To Best Use Practice ACTs for the New Enhanced ACT (2:14)
Introduction To The ACT Math Test + 6 Expert Tip To Maximize Your Score
Introduction To The ACT Math Test + 6 Expert Tips To Maximize Your Score (pp. xxxiii-xxxiv) (5:25)
Introduction To The PrepPros Complete Guide To ACT Math
How To Best Use The PrepPros ACT Math Book (pp. i-ii) (7:19)
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 (2:16)
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)
Important Tip For Improving Your ACT Math Score!
Expert Tip For Improving Your Score! (1:14)
Chapter 1: Backsolving (pp. 1-2)
Lecture 1 - Backsolving - An Effective Test-Taking Trick (p. 1) (6:13)
Lecture 2- Backsolving With Points (p. 2) (1:57)
Chapter 1 - Practice Questions (pp. 2-4)
Question 1 (0:43)
Question 2 (1:41)
Question 3 (1:35)
Question 4 (0:46)
Question 5 (0:25)
Question 6 (2:03)
Question 7 (0:53)
Question 8 (2:09)
Question 9 (1:55)
Question 10 (1:34)
Question 11 (1:21)
Question 12 (1:09)
Question 13 (0:31)
Question 14 (0:56)
Question 15 (0:35)
Question 16 (1:41)
Question 17 (1:22)
Question 18 (1:14)
Question 19 (1:45)
Chapter 2: Substitution (pp. 5-6)
Lecture 1 - Substitution - "Cheat" Method to Make Challenging Questions Easier (pp. 5-6) (10:04)
Chapter 2 - Practice Questions (pp. 6-7)
Question 1 (0:48)
Question 2 (1:00)
Question 3 (1:00)
Question 4 (1:36)
Question 5 (0:52)
Question 6 (1:17)
Question 7 (1:46)
Question 8 (1:48)
Question 9 (1:55)
Question 10 (2:36)
Question 11 (1:21)
Question 12 (1:48)
Question 13 (2:18)
Question 14 (2:28)
Question 15 (2:52)
Chapter 3: Geometry Part 1 - Angles (pp. 8-10)
Lecture 1 - Intersecting Lines and Parallel Lines (p. 8) (4:28)
Lecture 2 - Interior Angles in Polygons (pp. 9-10) (5:20)
Lecture 3 - Test-Taking Tip: Figures Are Drawn To Scale! (p. 10) (1:11)
Chapter 3 - Practice Questions (pp. 11-14)
Question 1 (1:13)
Question 2 (0:24)
Question 3 (1:20)
Question 4 (1:39)
Question 5 (1:20)
Question 6 (0:56)
Question 7 (0:39)
Question 8 (1:14)
Question 9 (1:40)
Question 10 (1:14)
Question 11 (1:29)
Question 12 (1:07)
Question 13 (1:30)
Question 14 (1:22)
Question 15 (0:59)
Question 16 (1:04)
Question 17 (1:29)
Question 18 (0:55)
Question 19 (1:27)
Question 20 (1:19)
Question 21 (1:02)
Question 22 (1:33)
Question 23 (0:53)
Question 24 (1:54)
Question 25 (5:10)
Question 26 (0:25)
Question 27 (0:32)
Question 28 (2:01)
Question 29 (3:05)
Question 30 (0:46)
Question 31 (2:05)
Question 32 (1:42)
Chapter 4: Geometry Part 2 - Shapes (pp. 15-23)
Lecture 1 - Area and Volume Part 1 -Examples 1-2 (pp. 15-16) (4:05)
Lecture 2 - Area and Volume Part 2 - Example 3 (p. 16) (3:07)
Lecture 3 - Areas, Volumes, and Units (pp. 16-17) (3:16)
Lecture 4 - Volumes of Other Three-Dimensional Solids (p. 17) (2:47)
Lecture 5 - Right Triangles (p. 18) (4:20)
Lecture 6 - Special Right Triangles (p. 20) (3:55)
Lecture 7 - Similar Triangles (p. 20) (3:10)
Lecture 8 - More Triangles (p. 21) (2:31)
Lecture 9 - Third Side of a Triangle (p. 22) (3:17)
Lecture 10 - Other Rules You Might Need to Know (p. 23) (4:57)
Chapter 4 - Practice Questions (pp. 24-31)
Question 1 (0:57)
Question 2 (0:48)
Question 3 (1:01)
Question 4 (1:27)
Question 5 (0:44)
Question 6 (0:49)
Question 7 (1:06)
Question 8 (0:36)
Question 9 (1:00)
Question 10 (3:01)
Question 11 (1:46)
Question 12 (1:21)
Question 13 (1:02)
Question 14 (0:48)
Question 15 (0:48)
Question 16 (0:59)
Question 17 (0:48)
Question 18 (1:45)
Question 19 (0:50)
Question 20 (0:33)
Question 21 (1:41)
Question 22 (1:23)
Question 23 (1:06)
Question 24 (0:43)
Question 25 (0:49)
Question 26 (0:54)
Question 27 (0:54)
Question 28 (1:40)
Question 29 (2:51)
Question 30 (0:56)
Question 31 (2:02)
Question 32 (0:42)
Question 33 (1:22)
Question 34 (0:40)
Question 35 (1:40)
Question 36 (0:56)
Question 37 (0:58)
Question 38 (2:13)
Question 39 (1:26)
Question 40 (2:10)
Question 41 (2:04)
Question 42 (2:03)
Question 43 (0:45)
Question 44 (1:22)
Question 45 (1:32)
Question 46 (1:13)
Question 47 (1:29)
Question 48 (2:01)
Question 49 (1:18)
Question 50 (2:40)
Question 51 (2:02)
Question 52 (1:01)
Question 53 (3:01)
Question 54 (1:10)
Question 55 (2:11)
Question 56 (1:21)
Question 57 (2:02)
Question 58 (3:49)
Question 59 (4:22)
Chapter 5: Lines (pp. 32-37)
Lecture 1 - Slope (p. 32) (2:24)
Lecture 2 - Slopes of Parallel and Perpendicular Lines (pp. 32-33) (1:57)
Lecture 3 - Slope-Intercept Form (pp. 33-34) (2:06)
Lecture 4 - Point-Slope Form (p. 34) (3:47)
Lecture 5 - Standard Form (p. 35) (1:18)
Lecture 6 - Midpoint Formula (p. 35) (4:18)
Lecture 7 - Distance Formula (p. 36) (2:46)
Lecture 8 - Solving For Intercepts (p. 37) (1:44)
Chapter 5 - Practice Questions (pp. 37-41)
Question 1 (0:36)
Question 2 (0:38)
Question 3 (0:41)
Question 4 (0:28)
Question 5 (0:52)
Question 6 (0:54)
Question 7 (0:27)
Question 8 (0:36)
Question 9 (0:58)
Question 10 (1:16)
Question 11 (0:50)
Question 12 (1:36)
Question 13 (0:49)
Question 14 (1:44)
Question 15 (1:10)
Question 16 (1:48)
Question 17 (0:33)
Question 18 (1:24)
Question 19 (0:38)
Question 20 (1:20)
Question 21 (1:07)
Question 22 (1:07)
Question 23 (1:01)
Question 24 (2:19)
Question 25 (1:57)
Question 26 (2:27)
Question 27 (1:15)
Question 28 (2:21)
Question 29 (1:12)
Question 30 (2:42)
Question 31 (1:21)
Question 32 (2:25)
Question 33 (3:32)
Question 34 (2:40)
Chapter 6: Fractions (pp. 42-46)
Lecture 1 - Combining Fractions (p. 42) (4:17)
Lecture 3 - Simplifying Fractions (pp. 43-45) (6:03)
Lecture 2 - Dividing Fractions (pp. 42-43) (2:40)
Lecture 4 - Getting Rid of Fractions (p. 45) (3:30)
Lecture 5 - Turn Fractions Into Decimals (p. 46) (1:37)
Lecture 6 - Use Your Calculator To Turn Decimals Into Fractions (p. 46) (2:17)
Chapter 6 - Practice Questions (pp. 47-51)
Question 1 (0:25)
Question 2 (0:29)
Question 3 (0:22)
Question 4 (0:34)
Question 5 (0:31)
Question 6 (0:32)
Question 7 (0:26)
Question 8 (0:24)
Question 9 (0:23)
Question 10 (0:25)
Question 11 (0:42)
Question 12 (1:07)
Question 13 (0:22)
Question 14 (1:15)
Question 15 (2:14)
Question 16 (1:02)
Question 17 (0:48)
Question 18 (1:11)
Question 19 (0:49)
Question 20 (1:28)
Question 21 (1:36)
Question 22 (1:22)
Question 23 (2:03)
Question 24 (2:38)
Question 25 (1:08)
Question 26 (0:41)
Question 27 (3:11)
Question 28 (2:11)
Question 29 (2:29)
Question 30 (2:33)
Question 31 (1:37)
Question 32 (4:06)
Question 33 (1:49)
Question 34 (1:11)
Question 35 (0:55)
Question 36 (1:36)
Question 37 (1:53)
Question 38 (1:37)
Question 39 (2:43)
Question 40 (1:38)
Question 41 (0:46)
Question 42 (1:21)
Question 43 (1:31)
Question 44 (3:25)
Question 45 (3:11)
Question 46 (2:59)
Question 47 (4:02)
Question 48 (1:16)
Chapter 7: Algebra Skills (pp. 52-57)
Lecture 1 - PEMDAS (p. 52) (3:01)
Lecture 2 - Negative Numbers (pp. 53-54) (5:04)
Lecture 3 - Combining Like Terms (p. 54) (1:34)
Lecture 4 - Cross Multiply Fractions (p. 54) (1:02)
Lecture 5 - Square Both Sides of an Equation Correctly (p. 55) (3:45)
Lecture 6 - Algebra with Inequality Signs (p. 56) (3:04)
Lecture 7 - Taking Square Roots in Algebraic Equations (p. 57) (1:58)
Chapter 7 - Practice Questions (pp. 58-60)
Question 1 (0:21)
Question 2 (0:40)
Question 3 (0:30)
Question 4 (1:19)
Question 5 (0:39)
Question 6 (0:44)
Question 7 (0:31)
Question 8 (0:36)
Question 9 (1:07)
Question 10 (0:51)
Question 11 (1:02)
Question 12 (1:26)
Question 13 (0:40)
Question 14 (0:43)
Question 15 (0:47)
Question 16 (0:50)
Question 17 (0:38)
Question 18 (0:52)
Question 19 (3:05)
Question 20 (2:47)
Question 21 (2:15)
Question 22 (1:07)
Question 23 (2:26)
Question 24 (0:55)
Question 25 (1:39)
Question 26 (2:40)
Question 27 (0:48)
Question 28 (0:48)
Question 29 (0:38)
Question 30 (0:53)
Question 31 (2:42)
Question 32 (2:24)
Question 33 (1:30)
Question 34 (1:28)
Chapter 8: Number Theory (pp. 61-67)
Lecture 1 - Types of Numbers (pp. 61-62) (4:12)
Lecture 2 - Properties of Even and Odd Numbers (pp. 62-63) (3:13)
Lecture 3 - Greatest Common Factor (pp. 63-64) (3:52)
Lecture 4 - Least Common Multiple (p. 64) (1:46)
Lecture 5 - Prime Factorization (p. 65) (2:06)
Lecture 6 - One Solution vs. Infinite Solutions vs. No Solution (pp. 66-67) (4:40)
Chapter 8 - Practice Questions (pp. 68-71)
Question 1 (0:33)
Question 2 (1:03)
Question 3 (0:33)
Question 4 (0:38)
Question 5 (0:59)
Question 6 (1:16)
Question 7 (0:53)
Question 8 (0:56)
Question 9 (0:50)
Question 10 (0:44)
Question 11 (1:01)
Question 12 (0:59)
Question 13 (1:01)
Question 14 (1:10)
Question 15 (0:46)
Question 16 (0:30)
Question 17 (1:12)
Question 18 (0:51)
Question 19 (1:39)
Question 20 (2:13)
Question 21 (1:12)
Question 22 (1:30)
Question 23 (2:24)
Question 24 (1:03)
Question 25 (0:44)
Question 26 (1:11)
Question 27 (2:02)
Question 28 (0:53)
Question 29 (0:29)
Question 30 (0:54)
Question 31 (0:44)
Question 32 (0:56)
Question 33 (1:06)
Question 34 (1:29)
Question 35 (0:48)
Question 36 (1:39)
Question 37 (1:36)
Question 38 (3:07)
Chapter 9 - Part 1: Simple Percentages (pp. 72-73)
Lecture 1 - Simple Percentages Part 1 - Examples 1-2 (pp. 72-73) (4:01)
Lecture 2 - Simple Percentages Part 2 - Example 3 (p. 73) (2:51)
Chapter 9: Part 1 - Practice Questions (pp. 73-75)
Question 1 (0:41)
Question 2 (0:25)
Question 3 (0:42)
Question 4 (0:58)
Question 5 (0:38)
Question 6 (0:56)
Question 7 (1:02)
Question 8 (0:24)
Question 9 (0:34)
Question 10 (0:53)
Question 11 (0:43)
Question 12 (1:03)
Question 13 (1:14)
Question 14 (0:36)
Question 15 (2:33)
Question 16 (2:24)
Question 17 (2:03)
Question 18 (1:54)
Question 19 (2:57)
Question 20 (3:10)
Chapter 9 - Part 2: Percentage Increase and Decrease (pp. 76-77)
Lecture 1 - Percentage Increase and Decrease (pp. 76-77) (4:02)
Lecture 2 - Percentage Change (p. 77) (5:11)
Chapter 9: Part 2 - Practice Question (pp. 78-81)
Question 1 (0:40)
Question 2 (0:44)
Question 3 (1:29)
Question 4 (0:50)
Question 5 (0:43)
Question 6 (1:23)
Question 7 (1:38)
Question 8 (0:53)
Question 9 (0:58)
Question 10 (1:06)
Question 11 (1:36)
Question 12 (0:46)
Question 13 (1:22)
Question 14 (1:24)
Question 15 (1:57)
Question 16 (1:19)
Question 17 (0:58)
Question 18 (1:08)
Question 19 (1:02)
Question 20 (2:57)
Question 21 (2:27)
Question 22 (1:53)
Question 23 (1:30)
Question 24 (2:00)
Question 25 (1:40)
Question 26 (4:23)
Question 27 (2:55)
Question 28 (1:50)
Question 29 (3:32)
Question 30 (1:03)
Question 31 (1:07)
Chapter 10: Ratios and Proportions (pp. 82-85)
Lecture 1 - Ratio and a Total (p. 82) (3:28)
Lecture 2 - Ratios as Proportions (p. 83) (1:03)
Lecture 3 - Comparing Across Ratios (p. 83) (1:42)
Lecture 4 - Ratios and Geometry (p. 84) (1:34)
Lecture 5 - Proportions - Direct and Indirect Proportions (pp. 84-85) (3:59)
Chapter 10 - Practice Questions (pp. 85-88)
Question 1 (0:15)
Question 2 (0:36)
Question 3 (0:39)
Question 4 (0:48)
Question 5 (0:41)
Question 6 (1:06)
Question 7 (0:50)
Question 8 (1:23)
Question 9 (1:04)
Question 10 (1:06)
Question 11 (0:49)
Question 12 (1:16)
Question 13 (1:04)
Question 14 (1:29)
Question 15 (0:59)
Question 16 (1:00)
Question 17 (1:26)
Question 18 (1:41)
Question 19 (1:17)
Question 20 (1:14)
Question 21 (0:59)
Question 22 (1:00)
Question 23 (1:29)
Question 24 (0:57)
Question 25 (1:48)
Question 26 (1:05)
Question 27 (1:32)
Question 28 (2:03)
Chapter 11: Functions (pp. 89-96)
Lecture 1 - Function Basics (p. 89) (3:59)
Lecture 2 - Composite Functions (pp. 90-91) (4:17)
Lecture 3 - Other Function Notations (pp. 91-92) (3:29)
Lecture 4 - Functions on Graphs (pp. 92-93) (1:23)
Lecture 5 - Domain and Range (pp. 93-96) (10:11)
Lecture 6 - Inverse Functions (p. 96) (2:28)
Chapter 11 - Practice Questions (pp. 97-101)
Question 1 (0:26)
Question 2 (0:25)
Question 3 (0:26)
Question 4 (0:16)
Question 5 (0:38)
Question 6 (0:34)
Question 7 (1:07)
Question 8 (1:03)
Question 9 (1:42)
Question 10 (1:47)
Question 11 (0:20)
Question 12 (0:26)
Question 13 (0:52)
Question 14 (0:28)
Question 15 (1:02)
Question 16 (1:58)
Question 17 (1:05)
Question 18 (0:57)
Question 19 (0:54)
Question 20 (3:33)
Question 21 (0:54)
Question 22 (2:24)
Question 23 (1:14)
Question 24 (1:15)
Question 25 (1:06)
Question 26 (0:37)
Question 27 (0:37)
Question 28 (1:09)
Question 29 (0:49)
Question 30 (0:19)
Question 31 (0:39)
Question 32 (0:49)
Question 33 (0:59)
Question 34 (1:00)
Question 35 (1:06)
Question 36 (1:04)
Question 37 (0:29)
Question 38 (0:51)
Question 39 (0:37)
Question 40 (0:24)
Question 41 (0:43)
Question 42 (0:45)
Question 43 (1:17)
Question 44 (2:28)
Question 45 (1:02)
Question 46 (1:24)
Question 47 (1:40)
Question 48 (3:02)
Question 49 (1:01)
Question 50 (2:01)
Question 51 (1:34)
Question 52 (0:59)
Question 53 (2:42)
Question 54 (1:46)
Question 55 (2:20)
Question 56 (1:43)
Question 57 (1:52)
Question 58 (1:00)
Question 59 (2:05)
Question 60 (1:40)
Question 61 (0:55)
Question 62 (2:10)
Chapter 12: Mean, Median, Mode, and Range (pp. 102-106)
Lecture 1 - Introduction & Averages Part 1 (pp. 102-103) (5:01)
Lecture 2 - Averages Part 2 - Example 3 (p. 103) (4:27)
Lecture 3 - Weighted Average (p. 104) (2:43)
Lecture 4 - Advanced Averages - Example 5 (pp. 104-105) (2:50)
Lecture 5 - Outliers and the Mean, Median, and Range (p. 105) (1:21)
Lecture 6 - Finding The Median (p. 105) (2:01)
Lecture 7 - Finding the Median in a Table (p. 106) (3:46)
Chapter 12 - Practice Questions (pp. 107-111)
Question 1 (1:25)
Question 2 (0:30)
Question 3 (1:29)
Question 4 (1:02)
Question 5 (0:33)
Question 6 (0:44)
Question 7 (2:58)
Question 8 (1:07)
Question 9 (1:28)
Question 10 (1:05)
Question 11 (1:05)
Question 12 (1:22)
Question 13 (1:35)
Question 14 (0:53)
Question 15 (0:42)
Question 16 (2:13)
Question 17 (1:53)
Question 18 (1:52)
Question 19 (1:23)
Question 20 (1:00)
Question 21 (1:58)
Question 22 (0:54)
Question 23 (1:33)
Question 24 (2:27)
Question 25 (1:43)
Question 26 (1:15)
Question 27 (2:32)
Question 28 (1:53)
Question 29 (2:45)
Question 30 (0:57)
Question 31 (2:09)
Question 32 (1:19)
Question 33 (3:08)
Question 34 (3:33)
Question 35 (1:39)
Question 36 (2:05)
Chapter 13: Exponents and Roots (pp. 112-116)
Lecture 1 - Exponents (pp. 112-113) (7:51)
Exponents Exercise - Complete Questions 1-20 (p. 114) (0:19)
Exponents Exercise - Questions 1-5 (1:27)
Exponents Exercise - Questions 6-10 (1:47)
Exponents Exercise - Questions 11-15 (2:58)
Exponents Exercise - Questions 16-20) (3:20)
Lecture 2 - Roots (pp. 114-115) (4:50)
Lecture 3 - Cube Roots and Other Roots of Higher Powers (pp. 115-116) (4:26)
Lecture 4 - Roots and Variables with Powers (p. 116) (3:16)
Roots Exercise - Questions 1-5 (5:56)
Roots Exercise - Questions 6-10 (5:18)
Roots Exercise - Questions 11-15 (5:41)
Roots Exercise - Questions 16-20 (6:44)
Chapter 13 - Practice Questions (pp. 117-121)
Question 1 (0:18)
Question 2 (1:01)
Question 3 (0:26)
Question 4 (0:35)
Question 5 (2:14)
Question 6 (0:38)
Question 7 (0:41)
Question 8 (2:06)
Question 9 (0:40)
Question 10 (1:16)
Question 11 (0:41)
Question 12 (1:30)
Question 13 (0:52)
Question 14 (1:00)
Question 15 (0:24)
Question 16 (1:12)
Question 17 (0:48)
Question 18 (1:37)
Question 19 (1:21)
Question 20 (0:41)
Question 21 (2:29)
Question 22 (1:12)
Question 23 (0:48)
Question 24 (0:55)
Question 25 (1:37)
Question 26 (2:19)
Question 27 (1:26)
Question 28 (2:24)
Question 29 (2:28)
Question 30 (2:41)
Question 31 (1:07)
Question 32 (1:29)
Question 33 (1:18)
Question 34 (1:05)
Question 35 (2:22)
Question 36 (1:49)
Question 37 (3:27)
Question 38 (3:42)
Question 39 (3:56)
Question 40 (1:32)
Question 41 (2:10)
Question 42 (2:01)
Question 43 (3:43)
Question 44 (3:56)
Question 45 (2:01)
Question 46 (2:00)
Question 47 (4:42)
Chapter 14: Logarithms (pp. 122-124)
Lecture 1 - Basics of Logarithms (pp. 122-123) (3:19)
Lecture 2 - Logarithm Rules (pp. 123-124) (3:27)
Lecture 3 - Natural Logarithms (p. 124) (1:55)
Chapter 14 - Practice Questions (pp. 125-127)
Question 1 (0:16)
Question 2 (0:23)
Question 3 (0:43)
Question 4 (0:30)
Question 5 (1:06)
Question 6 (1:03)
Question 7 (0:58)
Question 8 (0:20)
Question 9 (0:36)
Question 10 (1:14)
Question 11 (0:26)
Question 12 (1:53)
Question 13 (0:46)
Question 14 (1:12)
Question 15 (0:32)
Question 16 (1:38)
Question 17 (0:43)
Question 18 (2:03)
Question 19 (0:44)
Question 21 (1:18)
Question 20 (0:44)
Question 22 (1:04)
Question 23 (1:54)
Question 24 (1:07)
Question 25 (2:34)
Question 26 (0:49)
Question 27 (3:48)
Question 28 (2:17)
Question 29 (1:29)
Question 30 (5:01)
Question 31 (2:50)
Chapter 15: Systems of Equations (pp. 128-130)
Lecture 1 - Elimination (p. 128) (1:36)
Lecture 2 - Substitution (pp. 128-129) (1:31)
Lecture 3 - Systems of Equations In Word Problems - Example 3 (p. 129) (2:40)
Lecture 4 - Advanced Systems of Equations with 3 Variables - Example 4 (pp. 129-130) (5:28)
Chapter 15 - Practice Questions (pp. 130-133)
Question 1 (0:37)
Question 2 (0:54)
Question 3 (0:41)
Question 4 (1:43)
Question 5 (1:21)
Question 6 (2:42)
Question 7 (2:17)
Question 8 (2:49)
Question 9 (1:41)
Question 10 (0:49)
Question 11 (2:50)
Question 12 (4:50)
Question 13 (2:44)
Question 14 (0:51)
Question 15 (0:49)
Question 16 (2:50)
Question 17 (4:37)
Question 18 (2:11)
Question 19 (2:11)
Question 20 (2:42)
Question 21 (1:31)
Question 22 (1:59)
Question 23 (4:01)
Question 24 (3:59)
Question 25 (3:46)
Chapter 16: Quadratics (pp. 134-141)
Lecture 1 - Multiplying Binomials (p. 134) (4:20)
Lecture 2 - Factoring Quadratics (pp. 135-136) (4:42)
Lecture 3 - Solutions, Roots, x-Intercepts, and Zeroes for Quadratic Equations (pp. 136-137) (3:10)
Lecture 4 - How Solutions Appear on a Graph (pp. 137-138) (2:49)
Lecture 5 - The Quadratic Formula (p. 138) (2:47)
Lecture 6 - The Discriminant (p. 139) (4:14)
Lecture 7 - The Vertex (pp. 140-141) (4:55)
Chapter 16 - Practice Questions (pp. 141-144)
Question 1 (1:01)
Question 2 (1:34)
Question 3 (1:48)
Question 4 (1:21)
Question 5 (1:09)
Question 6 (1:03)
Question 7 (0:46)
Question 8 (3:42)
Question 9 (0:37)
Question 10 (1:48)
Question 11 (1:00)
Question 12 (0:42)
Question 13 (0:39)
Question 14 (0:48)
Question 15 (1:45)
Question 16 (1:28)
Question 17 (2:34)
Question 18 (2:12)
Question 19 (3:31)
Question 20 (0:59)
Question 21 (1:37)
Question 22 (1:27)
Question 23 (2:08)
Question 24 (2:01)
Question 25 (2:52)
Question 26 (1:22)
Question 27 (1:29)
Question 28 (1:38)
Question 29 (1:55)
Question 30 (1:22)
Question 31 (1:38)
Chapter 17: Trigonometry (pp. 145-163)
Lecture 1 - Basic Trigonometry (pp. 145-146) (3:56)
Lecture 2 - Other Trigonometry Functions To Know (pp. 146-147) (2:49)
Lecture 3 - Using Trigonometry to Find Side Lengths in Right Triangles (pp. 147-148) (4:10)
Lecture 4 - Inverse Trigonometric Functions (pp. 148-149) (2:08)
Lecture 5 - Trigonometric Identity To Know (p. 149) (1:48)
Lecture 6 - Graphing Sine and Cosine Functions & Amplitude (pp. 150-152) (4:36)
Lecture 7 - Period for Sine and Cosine Functions (pp. 152-153) (3:16)
Lecture 8 - Vertical Shifts for Sine and Cosine Functions (p. 154) (3:21)
Lecture 9 - Horizontal Shifts & Summary of Transformation Rules for Sine and Cosine Functions (p. 155) (2:29)
Lecture 10 - Graphing Tangent Functions (pp. 156-157) (3:16)
Lecture 11 - Law of Sines (pp. 158-159) (4:32)
Lecture 12 - Law of Cosines (p. 160) (2:22)
Lecture 13 - The Unit Circle (pp. 161-163) (5:40)
Lecture 14 - Radians vs. Degrees (p. 163) (2:00)
Converting Degrees to Radians - Practice #1-5 (p. 163) (1:47)
Converting Radians to Degrees - Practice #6-10 (p. 163) (2:51)
Chapter 17 - Practice Questions (pp. 164-171)
Question 1 (0:16)
Question 2 (0:37)
Question 3 (0:47)
Question 4 (1:07)
Question 5 (0:37)
Question 6 (0:37)
Question 7 (0:55)
Question 8 (0:38)
Question 9 (1:10)
Question 10 (0:25)
Question 11 (1:29)
Question 12 (0:24)
Question 13 (1:23)
Question 14 (0:23)
Question 15 (0:25)
Question 16 (1:44)
Question 17 (0:36)
Question 18 (1:02)
Question 19 (1:34)
Question 20 (2:09)
Question 21 (0:59)
Question 22 (1:18)
Question 23 (1:37)
Question 24 (1:06)
Question 25 (1:07)
Question 26 (1:20)
Question 27 (1:02)
Question 28 (1:41)
Question 29 (2:00)
Question 30 (2:42)
Question 31 (1:01)
Question 32 (1:34)
Question 34 (1:34)
Question 33 (0:41)
Question 35 (1:44)
Question 36 (2:53)
Question 37 (1:45)
Question 38 (1:29)
Question 39 (1:52)
Question 40 (1:29)
Question 41 (2:19)
Question 42 (1:27)
Question 43 (2:50)
Question 44 (2:28)
Question 45 (1:43)
Question 46 (1:24)
Question 47 (3:12)
Question 48 (1:08)
Question 49 (1:54)
Question 50 (4:21)
Question 51 (1:42)
Chapter 18: Absolute Value (pp. 171-175)
Lecture 1 - Basics of Absolute Value (p. 171) (2:28)
Lecture 2 - Absolute Value and Unknown Variables (pp. 172-173) (5:01)
Lecture 3 - Absolute Value and Inequalities (pp. 174-175) (7:27)
Chapter 18 - Practice Questions (pp. 175-177)
Question 1 (0:17)
Question 2 (0:16)
Question 3 (0:43)
Question 4 (0:36)
Question 5 (1:33)
Question 6 (0:38)
Question 7 (1:07)
Question 8 (1:32)
Question 9 (1:11)
Question 10 (1:23)
Question 11 (2:10)
Question 12 (2:12)
Question 13 (1:07)
Question 14 (2:18)
Question 15 (3:04)
Question 16 (2:48)
Question 17 (1:07)
Question 18 (0:44)
Question 19 (2:16)
Question 20 (0:49)
Question 21 (2:29)
Question 22 (3:04)
Question 23 (3:07)
Question 24 (3:17)
Question 25 (2:57)
Chapter 19: Matrices (pp. 178-185)
Lecture 1 - What is a Matrix? (p. 178) (1:27)
Lecture 2 - Matrix Dimensions (p. 178) (0:40)
Lecture 3 - Matrix Addition and Subtraction (pp. 178-179) (4:04)
Lecture 4 - Finding the Determinant of a (2 x 2) Matrix (p. 180) (2:05)
Lecture 5 - Matrix Multiplication Part 1 (pp. 181-182) (3:45)
Lecture 6 - Matrix Multiplication Part 2 (pp. 183-184) (7:31)
Lecture 7 - Matrix Multiplication On Your Calculator (p. 185) (1:09)
Chapter 19 - Practice Questions (pp. 186-188)
Question 1 (0:39)
Question 2 (0:51)
Question 3 (0:31)
Question 4 (0:36)
Question 5 (0:35)
Question 6 (0:57)
Question 7 (1:12)
Question 8 (0:23)
Question 9 (2:20)
Question 10 (0:31)
Question 11 (2:29)
Question 12 (0:25)
Question 13 (0:42)
Question 14 (0:42)
Question 15 (0:38)
Question 16 (2:19)
Question 17 (1:23)
Question 18 (1:49)
Question 19 (1:13)
Question 20 (4:34)
Question 21 (1:19)
Question 22 (1:12)
Question 23 (3:29)
Question 24 (1:46)
Question 25 (3:13)
Question 26 (3:01)
Chapter 20: Repeating Patterns (pp. 189-193)
Lecture 1 - Repeating Decimals (p. 189) (4:53)
Lecture 2 - Repeating Powers and the Units Digit (pp. 190-191) (4:09)
Lecture 3 - Repeating Patterns with Powers of i (p. 192) (2:43)
Lecture 4- How To Solve Repeating Patterns Questions (p. 193) (1:32)
Chapter 20 - Practice Questions (pp. 193-194)
Question 1 (0:32)
Question 2 (1:05)
Question 3 (0:59)
Question 4 (1:14)
Question 5 (0:40)
Question 6 (1:30)
Question 7 (0:40)
Question 8 (1:02)
Question 9 (1:06)
Question 10 (1:27)
Question 11 (1:11)
Question 12 (0:37)
Question 13 (1:27)
Question 14 (1:05)
Question 15 (1:45)
Question 16 (1:04)
Question 17 (1:55)
Question 18 (1:43)
Question 19 (2:21)
Question 20 (1:18)
Chapter 21: Circles, Ellipses, and Hyperbolas (pp. 195-202)
Lecture 1 - Circles: The Basics & Equation You Must Memorize (pp. 195-196) (4:00)
Lecture 2 - Advanced Circles (pp. 196-197) (6:28)
Lecture 3 - Ellipses (pp. 198-199) (6:08)
Lecture 4 - Foci of an Ellipse (p. 200) (2:01)
Lecture 5 - Hyperbolas (pp. 201-202) (6:18)
Chapter 21 - Practice Questions (pp. 203-206)
Question 1 (0:25)
Question 2 (0:25)
Question 3 (0:41)
Question 4 (0:31)
Question 5 (1:28)
Question 6 (0:40)
Question 7 (0:54)
Question 8 (0:46)
Question 9 (1:12)
Question 10 (1:12)
Question 11 (0:39)
Question 12 (0:56)
Question 13 (1:24)
Question 14 (2:03)
Question 15 (1:16)
Question 16 (0:47)
Question 17 (1:14)
Question 18 (1:51)
Question 19 (1:08)
Question 20 (2:56)
Question 21 (3:31)
Question 22 (2:43)
Question 23 (1:40)
Question 24 (2:21)
Question 25 (1:35)
Question 26 (3:27)
Question 27 (1:59)
Question 28 (3:17)
Question 29 (1:50)
Question 30 (3:34)
Question 31 (3:11)
Question 32 (3:30)
Question 33 (3:18)
Question 34 (2:37)
Question 35 (2:48)
Chapter 22: Probability (pp. 207-214)
Lecture 1 - Basics of Probability (pp. 207-208) (5:31)
Lecture 2 - 3 Probability Rules to Know Part 2 - Rule #1 (p. 208) (2:02)
Lecture 3 - Probabilty Rules to Know Part 2 - Rules #2-3 (p. 209) (1:53)
Lecture 4 - Probability and Data Tables (p. 210) (2:34)
Lecture 5 - Advanced Probability Part 1 - Example 8 (p. 211) (5:51)
Lecture 6 - Advanced Probability Questions Part 2 - Examples 9-10 (p. 212) (1:47)
Lecture 7 - Expected Value (pp. 213-214) (5:01)
Chapter 22 - Practice Questions (pp. 215-220)
Question 1 (0:37)
Question 2 (0:49)
Question 3 (0:28)
Question 4 (0:35)
Question 5 (0:40)
Question 6 (2:43)
Question 7 (1:14)
Question 8 (0:29)
Question 9 (1:34)
Question 10 (0:48)
Question 11 (0:36)
Question 12 (1:08)
Question 13 (0:52)
Question 14 (0:35)
Question 15 (1:08)
Question 16 (0:37)
Question 17 (0:57)
Question 18 (1:52)
Question 19 (1:53)
Question 20 (0:54)
Question 21 (1:29)
Question 22 (1:10)
Question 23 (1:52)
Question 24 (1:40)
Question 25 (2:49)
Question 26 (2:10)
Question 27 (0:43)
Question 28 (1:58)
Question 29 (1:20)
Question 30 (2:29)
Question 31 (0:55)
Question 32 (1:57)
Question 33 (2:38)
Question 34 (1:29)
Question 35 (1:08)
Question 36 (1:03)
Question 37 (1:25)
Question 38 (2:17)
Chapter 23: Permutations, Combinations, and Organized Counting (pp. 221-226)
Lecture 1 - Factorial (pp. 221-222) (4:42)
Lecture 2 - Permutations and Combinations (pp. 222-223) (4:35)
Lecture 3 - Organized Counting (pp. 223-224) (3:43)
Lecture 4 - Advanced Organized Counting - Example 8 (pp. 225-226) (2:35)
Lecture 5 - Advanced Combinations and Counting Multiple Outcomes - Example 9 (p. 226) (2:50)
Chapter 23 - Practice Questions (pp. 227-231)
Question 1 (0:28)
Question 2 (0:30)
Question 3 (0:41)
Question 4 (0:35)
Question 5 (2:05)
Question 6 (0:46)
Question 7 (1:27)
Question 8 (1:11)
Question 9 (1:22)
Question 10 (0:43)
Question 11 (1:00)
Question 12 (1:24)
Question 13 (1:19)
Question 14 (1:10)
Question 15 (1:10)
Question 16 (0:40)
Question 17 (1:14)
Question 18 (0:55)
Question 19 (0:43)
Question 20 (2:15)
Question 21 (2:15)
Question 22 (2:13)
Question 23 (1:12)
Question 24 (1:37)
Question 25 (2:19)
Question 26 (1:50)
Question 27 (1:06)
Question 28 (3:36)
Question 29 (1:53)
Question 30 (2:09)
Question 31 (4:41)
Question 32 (1:42)
Chapter 24: Sequences (pp. 232-235)
Lecture 1 - Arithmetic Sequences (pp. 232-233) (3:57)
Lecture 2 - Geometric Sequences (p. 233) (2:18)
Lecture 3 - Recursive Sequences (p. 234) (4:33)
Lecture 4 - Explicit Formula for Recursive Sequences (p. 235) (3:41)
Chapter 24 - Practice Questions (pp. 236-237)
Question 1 (0:27)
Question 2 (0:37)
Question 3 (0:14)
Question 4 (1:32)
Question 5 (1:38)
Question 6 (0:57)
Question 7 (1:30)
Question 8 (1:07)
Question 9 (1:43)
Question 10 (1:50)
Question 11 (0:52)
Question 12 (2:01)
Question 13 (2:00)
Question 14 (1:10)
Question 15 (2:45)
Question 16 (1:04)
Question 17 (2:21)
Chapter 25: Complex Numbers (pp. 238-242)
Lecture 1 - Adding and Subtracting Complex Numbers (p. 238) (2:56)
Lecture 2 - Multiplying Complex Numbers (pp. 238-239) (2:50)
Lecture 3 - The Complex Conjugate (pp. 239-240) (4:16)
Lecture 4 - The "i" Button On Your Calculator (p. 240) (0:36)
Lecture 5 - The Powers of i (p. 240) (1:00)
Lecture 6 - The Complex Plane (p. 241) (2:21)
Lecture 7 - Absolute Value of a Complex Number (pp. 241-242) (1:21)
Lecture 8 - Distance Between Complex Numbers (p. 242) (2:22)
Chapter 25 - Practice Questions (pp. 243-245)
Question 1 (0:47)
Question 2 (0:15)
Question 3 (0:15)
Question 4 (0:30)
Question 5 (0:29)
Question 6 (0:43)
Question 7 (0:42)
Question 8 (1:00)
Question 9 (1:45)
Question 10 (1:18)
Question 11 (2:17)
Question 12 (2:37)
Question 13 (1:05)
Question 14 (1:15)
Question 15 (0:19)
Question 16 (2:07)
Question 17 (0:32)
Question 18 (0:55)
Question 19 (0:56)
Question 20 (1:07)
Question 21 (3:59)
Question 22 (0:25)
Question 23 (1:13)
Question 24 (1:22)
Question 25 (2:35)
Question 26 (1:38)
Question 27 (2:15)
Question 28 (2:13)
Question 29 (1:34)
Question 30 (5:23)
Chapter 26: Word Problems (p. 246)
Lecture 1 - 4 Tips for Word Problems (p. 246) (2:48)
Chapter 26 - Practice Questions (pp. 247-251)
Question 1 (0:20)
Question 2 (0:42)
Question 3 (0:51)
Question 4 (1:07)
Question 5 (0:42)
Question 6 (0:51)
Question 7 (1:38)
Question 8 (1:22)
Question 9 (1:02)
Question 10 (0:55)
Question 11 (0:58)
Question 12 (0:35)
Question 13 (2:25)
Question 14 (1:17)
Question 15 (1:48)
Question 16 (1:01)
Question 17 (3:09)
Question 18 (0:40)
Question 19 (0:50)
Question 20 (1:50)
Question 21 (1:06)
Question 22 (1:47)
Question 23 (2:05)
Question 24 (1:55)
Question 25 (2:25)
Question 26 (3:21)
Question 27 (1:37)
Question 28 (1:59)
Question 29 (2:05)
Question 30 (2:01)
Question 31 (2:33)
Question 32 (7:24)
Chapter 27: Inequalities (pp. 252-256)
Lecture 1 - Algebra with Inequalities (pp. 252-253) (3:31)
Lecture 2 - Graphing Linear Inequalities (pp. 253-255) (6:18)
Lecture 3 - Advanced Graphing Inequalities (pp. 255-256) (4:47)
Chapter 27 - Practice Questions (pp. 257-259)
Question 1 (0:40)
Question 2 (0:23)
Question 3 (0:44)
Question 4 (0:58)
Question 5 (0:40)
Question 6 (1:21)
Question 7 (0:48)
Question 8 (0:52)
Question 9 (0:52)
Question 10 (0:40)
Question 11 (1:03)
Question 12 (1:37)
Question 13 (1:39)
Question 14 (0:59)
Question 15 (1:04)
Question 16 (0:53)
Question 17 (0:27)
Question 18 (1:42)
Question 19 (0:35)
Question 20 (2:40)
Question 21 (3:07)
Question 22 (0:59)
Question 23 (0:49)
Question 24 (2:21)
Chapter 28: Exponential Growth and Decay (pp. 260-263)
Lecture 1 - Exponential Growth and Decay Introduction (p. 260) (1:33)
Lecture 2 - Exponential Growth (pp. 260-261) (2:14)
Lecture 3 - Exponential Decay (p. 261) (2:00)
Lecture 4 - General Exponential Form (p. 262) (2:05)
Lecture 5 - Graphing General Exponential Form (pp. 262-263) (3:23)
Lecture 6 - Advanced Exponential Growth and Decay Equations (p. 263) (3:04)
Chapter 28 - Practice Questions (pp. 264-265)
Question 1 (0:21)
Question 2 (1:09)
Question 3 (0:22)
Question 4 (0:30)
Question 5 (0:32)
Question 6 (2:02)
Question 7 (1:19)
Question 8 (0:53)
Question 9 (0:53)
Question 10 (0:50)
Question 11 (2:53)
Question 12 (3:53)
Question 13 (2:46)
Question 14 (1:37)
Chapter 29: Unit Conversion (pp. 266-268)
Lecture 1 - Unit Conversion Basics (p. 266) (4:59)
Lecture 2 - Dimensional Analysis (p. 267) (2:58)
Lecture 3 - Distance = Speed x Time - Example 4 (p. 268) (4:57)
Lecture 4 - Unit Conversion with Variables- Example 5 (p. 268) (3:30)
Chapter 29 - Practice Questions (pp. 269-271)
Question 1 (0:33)
Question 2 (0:52)
Question 3 (0:54)
Question 4 (0:37)
Question 5 (1:03)
Question 6 (1:36)
Question 7 (0:46)
Question 8 (1:00)
Question 9 (1:27)
Question 10 (0:58)
Question 11 (1:32)
Question 12 (1:08)
Question 13 (1:39)
Question 14 (1:39)
Question 15 (1:26)
Question 16 (1:55)
Question 17 (2:41)
Question 18 (0:50)
Question 19 (1:42)
Question 20 (0:41)
Question 21 (1:02)
Question 22 (1:06)
Question 23 (1:35)
Question 24 (2:27)
Question 25 (5:27)
Chapter 30: Scientific Notation (pp. 272-273)
Lecture 1 - Scientific Notation (pp. 272-273) (5:50)
Chapter 30 - Practice Questions (pp. 273-274)
Question 1 (0:42)
Question 2 (1:00)
Question 3 (1:09)
Question 4 (1:28)
Question 5 (0:21)
Question 6 (2:20)
Question 7 (0:50)
Question 8 (0:42)
Question 9 (2:19)
Question 10 (0:52)
Question 11 (0:42)
Question 12 (1:31)
Question 13 (1:11)
Question 14 (1:05)
Question 15 (1:21)
Question 16 (1:17)
Question 17 (2:05)
Question 18 (3:34)
Chapter 31: Arcs and Sectors (pp. 275-277)
Lecture 1 - Arcs (pp. 275-276) (5:01)
Lecture 2 - Inscribed Angle Theorem (p. 276) (1:05)
Lecture 3 - Sectors (pp. 276-277) (3:53)
Chapter 31 - Practice Questions (pp. 277-279)
Question 1 (0:36)
Question 2 (0:52)
Question 3 (0:34)
Question 4 (1:00)
Question 5 (1:00)
Question 6 (1:03)
Question 7 (1:00)
Question 8 (2:14)
Question 9 (2:34)
Question 10 (1:09)
Question 11 (3:31)
Question 12 (2:04)
Question 13 (1:26)
Question 14 (1:10)
Question 15 (1:45)
Question 16 (1:28)
Question 17 (3:52)
Question 18 (3:55)
Chapter 32: Vectors (pp. 280-283)
Lecture 1 - What is a Vector (p. 280) (2:48)
Lecture 2- Vector Addition and Subtraction (pp. 280-281) (2:21)
Lecture 3 - Vector Addition and Subtraction On A Graph: Tip-To-Tail Method (pp. 281-282) (5:52)
Lecture 4 - Magnitude of a Vector (p. 283) (0:52)
Chapter 32 - Practice Questions (pp. 283-285)
Question 1 (0:19)
Question 2 (0:16)
Question 3 (1:01)
Question 4 (1:32)
Question 5 (1:15)
Question 6 (0:16)
Question 7 (0:23)
Question 8 (1:10)
Question 9 (0:45)
Question 10 (1:02)
Question 11 (1:53)
Question 12 (0:27)
Question 13 (5:15)
Question 14 (0:40)
Question 15 (2:33)
Question 16 (1:55)
Chapter 33: Shifting and Transforming Functions (pp. 286-289)
Lecture 1 - Rules for Shifting and Transforming Functions and Lines (pp. 286-287) (3:30)
Lecture 2 - Shifting and Transforming Parabolas (pp. 287-288) (3:35)
Lecture 3 - Shifting and Transforming Cubics (p. 288) (0:59)
Lecture 4 - Shifting and Transforming All Other Functions (p. 289) (1:14)
Chapter 33 - Practice Questions (pp. 290-291)
Question 1 (0:44)
Question 2 (0:33)
Question 3 (0:20)
Question 4 (0:41)
Question 5 (0:47)
Question 6 (0:31)
Question 7 (0:33)
Question 8 (0:31)
Question 9 (1:00)
Question 10 (1:18)
Question 11 (0:45)
Question 12 (2:08)
Question 13 (1:03)
Question 14 (2:09)
Chapter 34: Statistics (pp. 292-298)
Lecture 1 - Description of A Survey (pp. 292-293) (3:20)
Lecture 2 - Shapes of Distributions (pp. 293-294) (3:34)
Lecture 3 - Standard Deviation (pp. 294-295) (3:25)
Lecture 4 - Stem and Leaf Plot (pp. 295-296) (2:19)
Lecture 5 - Sample Proportion (pp. 296-297) (1:15)
Lecture 6 - Box and Whisker Plot (p. 297) (3:51)
Lecture 7 - Normal Distribution and The Empirical Rule (pp. 297-298) (2:24)
Chapter 34 - Practice Questions (pp. 299-301)
Question 1 (0:36)
Question 2 (0:23)
Question 3 (0:45)
Question 4 (0:13)
Question 5 (0:27)
Question 6 (1:04)
Question 7 (0:24)
Question 8 (1:01)
Question 9 (2:12)
Question 10 (0:36)
Question 11 (0:38)
Question 12 (1:01)
Question 13 (1:52)
Question 14 (1:53)
Question 15 (0:23)
Question 16 (1:03)
Question 17 (1:42)
Question 18 (1:25)
Question 19 (1:09)
Chapter 35: Miscellaneous Topics (pp. 302-315)
Lecture 1 - Important Tip About Chapter (p. 302) (0:29)
Lecture 2 - Venn Diagrams (p. 302-303) (1:39)
Lecture 3 - Made-Up Math (p. 303) (1:15)
Lecture 4 - Logic (p. 304) (1:06)
Lecture 5 - Pattern Spotting (p. 304) (1:43)
Lecture 6 - Mapping (p. 305) (1:49)
Lecture 7 - Puzzles (p. 306) (3:03)
Lecture 8 - Binomial Theorem and Pascal's Triangle (pp. 307-308) (9:25)
(Coming Soon) - Lecture 9 - Visual Spatial (p. 309)
(Coming Soon) - Lecture 10 - Vertical Asymptotes (p. 310)
(Coming Soon) - Lecture 11 - Horizontal Asymptotes (pp. 311-312)
Lecture 12 - Long Polynomial Division & Synthetic Division (10:28)
Chapter 35 - Practice Questions (pp. 316-320)
Question 1 (0:35)
Question 2 (0:18)
Question 3 (0:37)
Question 4 (0:30)
Question 5 (0:53)
Question 6 (1:05)
Question 7 (1:10)
Question 8 (0:32)
Question 9 (1:22)
Question 10 (0:48)
Question 11 (0:21)
Question 12 (1:24)
Question 13 (0:51)
Question 14 (0:50)
Question 15 (1:09)
Question 16 (1:15)
Question 17 (0:50)
Question 18 (1:07)
Question 19 (0:52)
Question 20 (2:15)
Question 21 (0:37)
Question 22 (0:52)
Question 23 (0:44)
Question 24 (2:00)
Question 25 (2:46)
Question 26 (0:58)
Question 27 (1:59)
Question 28 (0:59)
Question 29 (1:46)
Question 30 (1:37)
Question 31 (6:53)
Question 32 (3:15)
Question 33 (1:11)
Question 34 (1:09)
Question 35 (2:22)
Question 36 (1:36)
Question 37 (4:33)
Lecture 5 - Proportions - Direct and Indirect Proportions (pp. 84-85)
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