Algebra for Dummies (For Dummies (Computer/tech))

Algebra for Dummies (For Dummies (Computer/tech))

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  • 製本 Paperback:紙装版/ペーパーバック版/ページ数 358 p.
  • 言語 ENG
  • 商品コード 9780764553257
  • DDC分類 512

Table of Contents

    Introduction.
About This Book.
What Not to Read.
Foolish Assumptions.
How This Book Is Organized.
Where to Go from Here.
Part I: Starting Off with the Basics.
Chapter 1: Assembling Your Tools.
Beginning with the Basics: Numbers.
Varying Variables.
Speaking in Algebra.
Taking Aim at Algebra Operations.
Playing by the Rules.
Chapter 2: Assigning Signs: Positive and
Negative Numbers.
Showing Some Signs.
Going In for Operations.
Operating with Signed Numbers.
Working with Nothing: Zero and Signed
Numbers.
Associating and Commuting with Expressions.
Chapter 3: Figuring Out Fractions and
Dealing with Decimals.
Pulling Numbers Apart and Piecing Them Back
Together.
Following the Sterling Low-Fraction Diet.
Fitting Fractions Together.
Putting Fractions to Task.
Dealing with Decimals.
Chapter 4: Exploring Exponents and Raising
Radicals.
Multiplying the Same Thing Over and Over
and . . . .
Exploring Exponential Expressions.
Multiplying Exponents.
Dividing and Conquering.
Testing the Power of Zero.
Working with Negative Exponents.
Powers of Powers.
Squaring Up to Square Roots.
Chapter 5: Doing Operations in Order and
Checking Your Answers.
Ordering Operations.
Checking Your Answers.
Writing Understandable Answers.

Chapter 6: Prepping for Operations.

Realizing Some Restrictions.

Representing Numbers with Letters.
Doing the Math.
Multiplying and Dividing Variables.
Doing It All.
Part II: Figuring Out Factoring.
Chapter 7: Working with Numbers in Their
Prime.
Beginning with the Basics.
Composing Composite Numbers.
Writing Prime Factorizations.
Getting Down to the Prime Factor.
Chapter 8: Sharing the Fun: Distributing.
Giving One to Each.
Distributing Signs.
Mixing It Up with Numbers and Variables.
Distributing More than One Term.
Making Special Distributions.
Chapter 9: Factoring in the First Degree.
Factoring.
Grouping Terms.
Chapter 10: Getting the Second Degree.
The Standard Quadratic Expression.
Reining in Big Numbers.
FOILing.
UnFOILing.
Factoring Several Expressions.
Chapter 11: Factoring Special Cases.
Befitting Binomials.
Tinkering with Trinomials and More.
Knowing When to Quit.
Part III: Working Equations.
Chapter 12: Lining Up for Linear Equations.
Solving with Division.
Solving with Multiplication.
Solving with Reciprocals.
Setting Up Equations.
Chapter 13: Solving Linear Equations.
Keeping Equations Balanced.
Playing by the Rules.
Balancing Fractions.
Solving for Variables.
Getting Impossible Answers.
Chapter 14: Taking a Crack at Quadratic
Equations.
Squaring Up to Quadratics.
Rooting Out Another Result from Quadratic
Equations.
Factoring for a Solution.
Solving Quadratics with Three Terms.
Applying Quadratic Solutions.
Figuring Out the Quadratic Formula.
Chapter 15: Distinguishing Equations with
Distinctive Powers.
Queuing Up to Cubic Equations.
Working Quadratic-Like Equations.
Rooting Out Radicals.
Dividing Synthetically.
Chapter 16: Fixing Inequalities.
Operating on Inequalities.
Solving Linear Inequalities.
Working with More Than Two Expressions.
Solving Quadratic Inequalities.
Working with Absolute Value Inequalities.
Part IV: Applying Algebra.
Chapter 17: Making Formulas Behave.
Measuring Up.
Spreading Out: Area Formulas.
Pumping Up with Volume Formulas.
Going the Distance with Distance Formulas.
Calculating Interest and Percent.
Working Out the Combinations and
Permutations.
Formulating Your Own Formulas.
Chapter 18: Sorting Out Story Problems.
Setting Up to Solve Story Problems.
Working Around Perimeter, Area, and Volume.
Making Up Mixtures.
Going the Distance.
Righting Right Triangles.
Going 'Round in Circles.
Chapter 19: Going Visual: Graphing.
Graphing is Good.
Grappling with Graphs.
Actually Graphing Points.
Graphing a Line.
Investigating Intercepts.
Sighting the Slope.
Marking Parallel and Perpendicular Lines.
Intersecting Lines.
Curling Up with Parabolas.
Part V: The Part of Tens.
Chapter 20: The Ten Most Common Errors.
Missing Middle Term.
Distributing.
Breaking Up Fractions.
Breaking Up Radicals.
Order of Operations.
Fractional Exponents.
Multiplying Bases Together.
A Power to a Power.
Reducing.
Negative Exponents.
Chapter 21: Ten Ways to Factor a Polynomial.
Two Terms with a GCF.
The Difference of Two Squares.
The Difference of Two Cubes.
The Sum of Two Cubes.
Three Terms with a GCF.
Three Terms with unFOIL.
Changing to Quadratic-Like.
Four or More Terms with a GCF.
Four or More Terms with Equal Grouping.
Four or More Terms with Unequal Grouping.
Chapter 22: Ten Divisibility Rules.
Divisibility by 2.
Divisibility by 3.
Divisibility by 4.
Divisibility by 5.
Divisibility by 6.
Divisibility by 8.
Divisibility by 9.
Divisibility by 10.
Divisibility by 11.
Divisibility by 12.
Chapter 23: Ten Tips for Dealing with Story
Problems.
Draw a Picture.
Make a List.
Assign Variables to Represent Numbers.
Translate Conjunctions and Verbs.
Look at the Last Sentence.
Find a Formula.
Simplify by Substituting.
Solve an Equation.
Check for Sense.
Check for Accuracy.
Glossary.
Index.
Book Registration Information.