SAT Math For Dummies with Online Practice. Mark Zegarelli

Problems The Mean and the Median The Trig Identity The Quadratic Formula The Imaginary Number i Circles on the Graph Chapter 21: Ten Tips to Improve Your SAT Math Score Study Diligently in Your Math Classes Get Good at Doing Basic Calculations in Your Head Get Good at Using Your Calculator Study SAT-Specific Math Skills Get Comfortable Turning Words into Numbers Take Timed Practice Tests When Taking Practice Tests, Budget Your Time to Maximize Your Score Study from Your Timed Practice Tests Retake Your Timed Practice Tests Take the SAT More than Once Chapter 22: Ten Tips to Be at Your Best on the SAT Do Something Fun the Day Before the Test Don’t Study for More than 20 Minutes the Night Before the Test Pack Everything You Need the Night Before Do Something Relaxing Before Bed Get a Good Night’s Sleep Wear Several Layers of Clothing Arrive at the Test Site Extra Early Spend Your Time Just Before the Test However You Please Remember to Breathe Skip Over Any Questions That Throw You

      11  Index

      12  About the Author

      13  Connect with Dummies

      14  End User License Agreement

      List of Tables

      1 Chapter 1TABLE 1-1 Easy, Medium, and Hard Questions

      2 Chapter 2TABLE 2-1 Squaring and Taking a Square Root (Radical) Are Inverse OperationsTABLE 2-2 Expressions with 1, 2, 3, and 4 TermsTABLE 2-3 The Expression and Its Coefficients and VariablesTABLE 2-4 Polynomials of Degree 1, 2, 3, and 4

      3 Chapter 3TABLE 3-1 Difference of Squares FactoringTABLE 3-2 Difference of Squares Factoring

      4 Chapter 4TABLE 4-1 Flipping Inequality Signs

      5 Chapter 5TABLE 5-1 Tracking the Money in Your Bank AccountTABLE 5-2 Variety of Linear Functions and Three Coordinate Pairs for Each Functi...TABLE 5-3 Pairs of Negative Reciprocals

      6 Chapter 6TABLE 6-1 Table for Solving a System of Equations Word ProblemTABLE 6-2 Systems of Equations with 0, 1, or Infinite Solutions

      7 Chapter 7TABLE 7-1 Finding the Multiplier to Calculate Percent Increase and Percent Decre...

      8 Chapter 8TABLE 8-1 A Two-Way Table for Probability Questions

      9 Chapter 10TABLE 10-1 Notation for Combining FunctionsTABLE 10-2 Parent Functions for the First Four PolynomialsTABLE 10-3 Six Important Parent FunctionsTABLE 10-4 Distinguishing Vertical and Horizontal Transformations

      10 Chapter 11TABLE 11-1 The Polynomials of Degrees 1 through 4TABLE 11-2 End Behavior of Polynomial Functions as and as

      11 Chapter 12TABLE 12-1 Quadratic Trinomial Expressions as Equivalent Squares of BinomialsTABLE 12-2 Distinguishing x-Intercepts from Complex Roots

      12 Chapter 13TABLE 13-1 Identities for Simplifying Exponential ExpressionsTABLE 13-2 Four Exponential Growth FunctionsTABLE 13-3 Four Exponential Decay Functions

      13 Chapter 14TABLE 14-1 The 3–4–5 Triangle and Some MultiplesTABLE 14-2 The First Four Pythagorean Triples and Some MultiplesTABLE 14-3 Sine, cosine, and tangent of three common angles

      14 Chapter 15TABLE 15-1 Multiplying a Complex Number and Its Conjugate Always Results in a Re...

      List of Illustrations

      1 Chapter 1FIGURE 1-1: The Reference list of formulas for the SAT.

      2 Chapter 2FIGURE 2-1: Radicals on the number line.FIGURE 2-2: The xy-plane.FIGURE 2-3: Plotting four points on the xy-plane: , , , and .FIGURE 2-4: Plotting the graph of the equation .

      3 Chapter 5FIGURE 5-1: A graph of the function on the xy-plane.

      4 Chapter 6FIGURE 6-1: A system of linear equations with two intersecting lines has exactl...FIGURE 6-2: A system of linear equations with two parallel lines has no solutio...FIGURE 6-3: A system of linear equations with two overlapping lines has infinit...

      5 Chapter 8FIGURE 8-1: The set of scores for an SAT Math Test display a normal distributio...

      6 Chapter 10FIGURE 10-1: Parent functions for the four polynomials from degree 1 to degree ...FIGURE 10-2: Graphs of six parent functions.FIGURE 10-3: Vertical transformations of three functions.FIGURE 10-4: Horizontal transformations of three functions.FIGURE 10-5: Positive stretch and compress transformations of the function .FIGURE 10-6: Negative stretch/compress/reflect