The ACT official subject guides are a step by step guide for outlining the preparation for the ACT section tests. These prep guides provide students a concept-based outline for the subjects they plan to focus on. Each one of the official guides, is an efficient prep tool comprised of the most current and relevant test information packed into one guide. In addition to the book, the entire pool of questions are available online for a customizable learning experience. The ACT official subject guides are the best resource to get detailed input and practice to help you in preparation for the ACT. By using this guide, students can feel comfortable and confident that they are preparing to do their best!
Features of the ACT® Official Math Guide Includes: Review of the entire mathematics test so you'll know what to expect; Familiarize yourself with the types of math questions for on the ACT; Understand the math topics within the problems you'll solve while taking the mathematics test; detailed explanations for every official ACT Math question in the book The only books with real ACT Math questions organized by question type; includes detailed explanations for each questions; understand math problems within the problems you'll solve while taking the mathematics test.
Table of Contents
Introduction vii
Chapter 1: The ACT Math Test 1
Reporting Categories: Score Reporting 2
Reporting Categories: Topic Overview 2
Chapter 2: Number and Quantity 5
Real and Complex Number Systems 5
Number Line and Absolute Value 6
Exponents 17
Imaginary and Complex Numbers 21
Vectors 25
Matrices 28
Chapter 2: Quiz Answers 33
Chapter 3: Algebra 37
Scientific Notation 37
Equations 39
Linear Equations 45
System of Equations 48
Roots 61
Logarithmic Equations 65
Chapter 3: Quiz Answers 66
Chapter 4: Functions 73
Series, Sequences, and Consecutive Numbers 73
Slope-Intercept Form of a Linear Equation 76
Chapter 4: Quiz Answers 84
Chapter 5: Geometry 87
Coordinate Geometry 87
Lines and Angles 88
Two-Dimensional Shapes 91
Three-Dimensional Shapes 116
Trigonometry 121
Chapter 5: Quiz Answers 131
Chapter 6: Statistics and Probability 139
Probability 139
Sets of Numbers 141
Charts 144
Chapter 6: Quiz Answers 146
Chapter 7: Practice Questions 149
Chapter 8: Answers and Explanations 259
Answer Key 260
Explanatory Answers 262