Unit 7

Read the following sections in Chapters 7 and 8:

Section 7.1 Angles

Section 7.2 Right Triangle Trigonometry

Section 7.3 Unit Circle

Section 8.1 Graphs of the Sine and Cosine Functions

Section 8.2 Graphs of the Other Trigonometric Functions

Section 8.3 Inverse Trigonometric Functions

You should attempt the exercises in the book as indicated below.

These exercises help to establish an understanding of the concepts involved. If necessary, reread the examples and exercises solved in the book. The answers are at the end of the book.

Section 7.1 exercises: 1, 11, 25, 31, 35, 43, 47, 51, 55, 65, 71

Section 7.2 exercises: 3, 11, 21, 31, 41, 51, 55

Section 7.3 exercises: 1, 7, 11, 23, 35, 43, 51, 61, 71, 81, 91, 101

Section 8.1 exercises: 1, 11, 21, 31, 43

Section 8.2 exercises: 3, 11, 21, 31, 41, 55

Section 8.3 exercises: 5, 11, 23, 35, 43, 51, 61

You are allowed to use the book and other resources to answer the problems. You are welcome to ask about these in the Course Forum.

Optional Video Resources

Access these online resources for additional instruction and practice with trigonometry.

Mathispower4u. (2011, May 24). Example: Determine what trig function relates specific sides of a right triangle [Video file]. Retrieved from

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Mathispower4u. (2010, Mar 1). Determine trigonometric function values using the unit circle [Video file]. Retrieved from

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Mathispower4u. (2011, May 26). More examples: Determining trig function values using the unit circle [Video file]. Retrieved from

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Mathispower4u. (2010, May 11). Graphing sine and cosine with transformations [Video file]. Retrieved from

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Mathispower4u. (2010, May 3). Graphing the tangent function [Video file]. Retrieved from

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Mathispower4u. (2011, June 3). Examples: Evaluate expression involving inverse trig functions (Part 1) [Video file]. Retrieved from

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