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Even questions only. HW 4.2.1.a: Evaluating Trigonometric Expressions Evaluate the following trigonometric expressions by using the unit circle. Answers should be exact and rationalized. Quadrant

Even questions only.

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HW 4.2.1.a: Evaluating Trigonometric Expressions Evaluate the following trigonometric expressions by using the unit circle. Answers should be exact and rationalized. Quadrant I 1.) cos" = 2.) sin 3.) tan 4.) sin 6 6.) ese 7.) cot0 = 8.) sin 5.) sec 3 6 12.) cos 9.) cos 10.) tan 11.) esc Quadrant II 13.) cos- 14.) tan 15.) sing = 16.) sec , 6 17.) CSC 18.) sec 19.) cos- 20.) cot- 3 3 6 21.) COST = 22.) tan 23.) sin 24.) Sec 3 3 Quadrant Ill 25.) sin 26.) cos- 27.) tan- 28.) CSC 2 6 3 6 29.) cot 30.) sec 31.) sec 32.) sin 4 4 2 3 33.) cos- 34.) tan- 35.) sin- 36.) CSCA = 3 6 A

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