Unified Math Book 2

Unified Math Book 2 textbook answersISBN: 9780395360866
Author: Houghton Mifflin
Published: 1985

Chapters: 1 2 3 4 5 6 7 8 9 10 11 12 13 14

Chapter 1

Review Of Essentials

1-1 Sets and Graphing Written Exercises p.5
1-2 Properties of Real Numbers Written Exercises p.10
1-3 Basic Operations Written Exercises p.15
1-4 Linear Equations Written Exercises p.20
1-5 Linear Inequalities Written Exercises p.23
1-6 Combining Inequalities Written Exercises p.27
1-7 Tranlating Words into Symbols Written Exercises p.31
1-8 Problem Solving Written Exercises p.36

Chapter 2

Logic

2-1 Statements and Negation Written Exercises p.51
2-2 Conjunction and Disjunction Written Exercises p.55
2-3 Conditionals Written Exercises p.60
2-4 Open Sentences Written Exercises p.65
2-5 Related Conditionals Written Exercises p.68
2-6 Laws of Inference Written Exercises p.73
2-7 Chains of Reasoning Written Exercises p.79
2-8 Direct Proof Written Exercises p.85
2-9 Indirect Proof Written Exercises p.90

Chapter 3

Geometry And Proof

3-1 Points and Lines Written Exercises p.102
3-2 Postulates and Theorems Written Exercises p.106
3-3 Angles and Angle Measure Written Exercises p.110
3-4 Angle Relationships Written Exercises p.116
3-5 Congruence Written Exercises p.122
3-6 More Ways of Proving Congruence Written Exercises p.127
3-7 Corresponding Parts of Congruent Triangles Written Exercises p.130
3-8 Isosceles Triangles Written Exercises p.135
3-9 Geometric Inequalities Written Exercises p.140

Chapter 4

Parallel Lines

4-1 Proving Lines Parallel Written Exercises p.157
4-2 The Parallel Postulate Written Exercises p.162
4-3 The Triangle Angle-Sum Theorem Written Exercises p.167
4-4 Another Way of Proving Congruence Written Exercises p.172
4-5 Polygons Written Exercises p.178

Chapter 5

Quadrilaterals

5-1 Parallelograms and Their Properties Written Exercises p.190
5-2 Proving that a Quadrilateral is a Parallelogram Written Exercises p.194
5-3 Special Parallelograms Written Exercises p.198
5-4 Triangles and Parallel Lines Written Exercises p.204
5-5 Trapezoids Written Exercises p.208

Chapter 6

Polynomials And Rational Expressions

6-1 Sums and Differences of Polynomial Written Exercises p.221
6-2 Products of Polynomials Written Exercises p.225
6-3 Factoring Polynomials Written Exercises p.232
6-4 Factoring Special Polynomials Written Exercises p.235
6-5 Dividing Polynomials Written Exercises p.239
6-6 Simplifying Rational Expression Written Exercises p.243
6-7 Products and Quotients of Rational Expressions Written Exercises p.246
6-8 Sums and Differences of Rational Expressions Written Exercises p.249

Chapter 7

Quadratic Equations

7-1 Solving Quadratic Equations by Factoring Written Exercises p.262
7-2 Solving Fractional Equations Written Exercises p.266
7-3 Solving Quadratic Equations by Taking Square Roots Written Exercises p.271
7-4 Solving Problems with Quadratic Equations Written Exercises p.276
7-5 Completing the Square Written Exercises p.281
7-6 The Quadratic Formula Written Exercises p.284
7-7 Choosing a Method of Solution Written Exercises p.289
7-8 Solving Problems with Quadratic Equations Written Exercises p.293

Chapter 8

Similarity

8-1 Ratio and Proportion Written Exercises p.311
8-2 Similar Polygons Written Exercises p.317
8-3 The Triangle Proportionality Theorem Written Exercises p.322
8-4 Proving Triangles Similar Written Exercises p.329
8-5 Other Ways of Proving Triangles Similar Written Exercises p.333
8-6 Areas of Similar Polygons Written Exercises p.339
8-7 Applying Similar Triangles Written Exercises p.342

Chapter 9

Right Triangles

9-1 Similar Right Triangles Written Exercises p.356
9-2 The Pythagorean Theorem Written Exercises p.360
9-3 Special Right Triangles Written Exercises p.365
9-4 Trigonometric Ratios Written Exercises p.371
9-5 Using Trigonometry Written Exercises p.376

Chapter 10

Constructions And Loci

10-1 Straightedge and Compass Construction Written Exercises p.388
10-2 Bisecting Angles and Segments Written Exercises p.393
10-3 Constructing Perpendicular Lines Written Exercises p.398
10-4 Constructing Parallel Lines Written Exercises p.402
10-5 Constructions and Proportions Written Exercises p.407
10-6 The Meaning of Locus Written Exercises p.410
10-7 Intersection of Loci Written Exercises p.413
10-8 Construction of Loci Written Exercises p.416

Chapter 11

Coordinate Geometry

11-1 Points in a Plane Written Exercises p.430
11-2 The Distance Formula and the Midpoint Formula Written Exercises p.435
11-3 Slope of a Line Written Exercises p.441
11-4 Proofs of Using a Coordinate System Written Exercises p.446
11-5 Graphing Linear Equations Written Exercises p.450
11-6 Writing Equations of Lines Written Exercises p.454
11-7 Loci in a Coordinate Plane Written Exercises p.457
11-8 Graphing Systems of Linear Equations Written Exercises p.461
11-9 Solving Systems of Linear Equations Algebraically Written Exercises p.464

Chapter 12

Quadratic Equations In Two Variables

12-1 The Graph of y = a(x-h)^2 + k Written Exercises p.479
12-2 The Graph of y = ax^2 + bx + c Written Exercises p.484
12-3 Looking at Quadratic Equations Graphically Written Exercises p.487
12-4 Circles Written Exercises p.490
12-5 The Parabola as a Locus Written Exercises p.494
12-6 Solving Linear-Quadratic Systems Written Exercises p.497

Chapter 13

Probability, Permutations, And Combinations

13-1 Sample Spaces Written Exercises p.521
13-2 The Meaning of Probability Written Exercises p.525
13-3 Probability Formulas Written Exercises p.529
13-4 Multistage Events Written Exercises p.535
13-5 Permutations Written Exercises p.540
13-6 Combinations Written Exercises p.544

Chapter 14

Algebraic Systems

14-1 Familiar Systems Written Exercises p.558
14-2 Identity Elements and Inverses Written Exercises p.563
14-3 Modular Systems Written Exercises p.568
14-4 Groups Written Exercises p.574
14-5 Special Groups Written Exercises p.578
14-6 Fields Written Exercises p.583
14-7 Solving Equations in Fields Written Exercises p.586

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