目录 Table of Contents Chapter1 About the Digital SAT 1 Chapter2 Overview of the SAT Math Section 13 Chapter 3 Algebra 37 ·Linear equations in one variable ·Linear equations in two variables ·Linear functions ·Systems of two linear equations in two variables ·Linear inequalities in one or two variables Chapter 4 Advanced Math 83 ·Equivalent expressions ·Nonlinear equations in one variable and systems of equations in two variables ·Nonlinear functions Chapter 5 Problem-Solving and Data Analysis 121 ·Ratios, rates, proportional relationships, and units ·Percentages ·One-variable data: distributions and measures of center and spread ·Two-variable data: models and scatterplots ·Probability and conditional probability ·Inference from sample statistics and margin of error ·Evaluating statistical claims: observational studies and experiments Chapter 6 Geometry and Trigonometry 165 ·Area and volume ·Lines, angles, and triangles ·Right triangles and trigonometry ·Circles Chapter 7 Math Test 195 ·Module 1 ·Module 2 ·Answer Key ·Answers & Explanations
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