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Algebra and Trigonometry, 2015a

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7<br />

8<br />

9<br />

10<br />

The Unit Circle: Sine <strong>and</strong> Cosine Functions 575<br />

7.1 Angles 576<br />

7.2 Right Triangle <strong>Trigonometry</strong> 593<br />

7.3 Unit Circle 604<br />

7.4 The Other Trigonometric Functions 620<br />

Chapter 7 Review 633<br />

Chapter 7 Review Exercises 637<br />

Chapter 7 Practice Test 639<br />

Periodic Functions 641<br />

8.1 Graphs of the Sine <strong>and</strong> Cosine Functions 642<br />

8.2 Graphs of the Other Trigonometric Functions 659<br />

8.3 Inverse Trigonometric Functions 677<br />

Chapter 8 Review 688<br />

Chapter 8 Review Exercises 690<br />

Chapter 8 Practice Test 692<br />

Trigonometric Identities <strong>and</strong> Equations 695<br />

9.1 Solving Trigonometric Equations with Identities 696<br />

9.2 Sum <strong>and</strong> Difference Identities 706<br />

9.3 Double-Angle, Half-Angle, <strong>and</strong> Reduction Formulas 720<br />

9.4 Sum-to-Product <strong>and</strong> Product-to-Sum Formulas 732<br />

9.5 Solving Trigonometric Equations 739<br />

Chapter 9 Review 753<br />

Chapter 9 Review Exercises 757<br />

Chapter 9 Practice Test 759<br />

Further Applications of <strong>Trigonometry</strong> 761<br />

10.1 Non-right Triangles: Law of Sines 762<br />

10.2 Non-right Triangles: Law of Cosines 776<br />

10.3 Polar Coordinates 788<br />

10.4 Polar Coordinates: Graphs 799<br />

10.5 Polar Form of Complex Numbers 815<br />

10.6 Parametric Equations 826<br />

10.7 Parametric Equations: Graphs 837<br />

10.8 Vectors 847<br />

Chapter 10 Review 865<br />

Chapter 10 Review Exercises 870<br />

Chapter 10 Practice Test 873<br />

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