Easy Algebra Step-by-Step

(Marvins-Underground-K-12) #1

  • 1 Numbers of Algebra Preface vii

    • Natural Numbers, Whole Numbers, and Integers

    • Rational, Irrational, and Real Numbers

    • Properties of the Real Numbers



  • 2 Computation with Real Numbers

    • Comparing Numbers and Absolute Value

    • Addition and Subtraction of Signed Numbers

    • Multiplication and Division of Signed Numbers



  • 3 Roots and Radicals

    • Squares, Square Roots, and Perfect Squares

    • Cube Roots and nth Roots

    • Simplifying Radicals



  • 4 Exponentiation

    • Exponents

    • Natural Number Exponents

    • Zero and Negative Integer Exponents

    • Unit Fraction and Rational Exponents



  • 5 Order of Operations

    • Grouping Symbols

    • PEMDAS



  • 6 Algebraic Expressions iv Contents

    • Algebraic Terminology

    • Evaluating Algebraic Expressions

    • Dealing with Parentheses



  • 7 Rules for Exponents

    • Product Rule

    • Quotient Rule

    • Rules for Powers

    • Rules for Exponents Summary



  • 8 Adding and Subtracting Polynomials

    • Terms and Monomials

    • Polynomials

    • Like Terms

    • Addition and Subtraction of Monomials

    • Combining Like Terms

    • Addition and Subtraction of Polynomials



  • 9 Multiplying Polynomials

    • Multiplying Monomials

    • Multiplying Polynomials by Monomials

    • Multiplying Binomials

    • The FOIL Method

    • Multiplying Polynomials

    • Special Products



  • 10 Simplifying Polynomial Expressions

    • Identifying Polynomials

    • Simplifying Polynomials



  • 11 Dividing Polynomials

    • Dividing a Polynomial by a Monomial

    • Dividing a Polynomial by a Polynomial



  • 12 Factoring Polynomials

    • Factoring and Its Objectives

    • Greatest Common Factor

    • GCF with a Negative Coeffi cient

    • A Quantity as a Common Factor

    • Factoring Four Terms

    • Factoring Quadratic Trinomials Contents v

    • Perfect Trinomial Squares

    • Factoring Two Terms

    • Guidelines for Factoring



  • 13 Rational Expressions

    • Reducing Algebraic Fractions to Lowest Terms

    • Multiplying Algebraic Fractions

    • Dividing Algebraic Fractions

    • Adding (or Subtracting) Algebraic Fractions, Like Denominators

    • Adding (or Subtracting) Algebraic Fractions, Unlike Denominators

    • Complex Fractions



  • 14 Solving Linear Equations and Inequalities

    • Solving One-Variable Linear Equations

    • Solving Two-Variable Linear Equations for a Specifi c Variable

    • Solving Linear Inequalities



  • 15 Solving Quadratic Equations

    • Solving Quadratic Equations of the Form ax^2 + c =

    • Solving Quadratic Equations by Factoring

    • Solving Quadratic Equations by Completing the Square

    • Solving Quadratic Equations by Using the Quadratic Formula



  • 16 The Cartesian Coordinate Plane

    • Defi nitions for the Plane

    • Ordered Pairs in the Plane

    • Quadrants of the Plane

    • Finding the Distance Between Two Points in the Plane

    • Finding the Midpoint Between Two Points in the Plane

    • Finding the Slope of a Line Through Two Points in the Plane

    • Slopes of Parallel and Perpendicular Lines



  • 17 Graphing Linear Equations

    • Properties of a Line

    • Graphing a Linear Equation That Is in Standard Form

    • Graphing a Linear Equation That Is in Slope-y-Intercept Form



  • 18 The Equation of a Line

    • Determining the Equation of a Line Given the Slope and y-Intercept

    • Determining the Equation of a Line Given the Slope and One Point on the Line

    • Determining the Equation of a Line Given Two Distinct Points on the Line



  • 19 Basic Function Concepts vi Contents

    • Representations of a Function

    • Terminology of Functions

    • Some Common Functions



  • 20 Systems of Equations

    • Solutions to a System of Equations

    • Solving a System of Equations by Substitution

    • Solving a System of Equations by Elimination

    • Solving a System of Equations by Graphing

    • Answer Key

    • Index



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