Question: Question 3 (5 points) Simplify (tan@- sec@) ?. tan @- sec e sec* e- tan? e O 1 - sin e 1 + sin e

Question 3 (5 points) Simplify (tan@- sec@) ?. tan @- sec e sec* e- tan? e O 1 - sin e 1 + sin e O sin @- 1 1 + sin a Question 4 (5 points) Find the exact value of sin 150. O 4 O . 4 O . 16 + 2 4 OQuestion 1 (5 points) What basic trigonometric identity would you use to verify that sinx + 1 sin x = 1 + csc x? O sin x = cos x tan x O cos x + sin x = 1 O CSC X = sin x 1+ cot'x = cscox Question 2 (5 points) Find the exact values of sin 20 and cos 20 for cos @=- 75 on the interval 00 s as 900. sin 20= 0.8189, cos 20= 0.574 O sin 20= 12~133 169 Cos 20= 97 169 O sin 20- 12 ~133 , Cos 2 0= 97 169 169 sin 20= 12~133 169 , COS 20= 11

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