Verify that the given trigonometric equation is an identity. sin 0 _1 _ 6 5cos Bsec 6 sm @ On the left side of the given equation, rewrite the denominator in terms of sine and cosine or both. 1 Finally, show that this expression equals 3 sin 9 by applying which of the following operations? {:3- A. Divide out the common factor and simplify the expression. {:3- B. Add the common factors and then apply the quotient identity. {:3- C. Divide out the common factor and then apply the Pythagorean identity. Find sin 9. tan8= sin9=|:| (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.) For the expression in Column I, choose the expression from Column II that completes an identity. Column I Column II 1= A. sin 2x + cos 2x B. cos x C. sec x sin 2x + cos 2x D sin x COS X COS X E. cotx sec -x sin x COS X cot xSelect the correct choice below that matches the given expression with an expression that forms an identity. COS X = cos x cos y + sin x sin y cot x - COS X COS X tan x cos x cos y - sin x sin y sin x - sin xWrite the function in terms of the cofunction of a complementary angle. tan 8 tan S 8 (Simplify your answer.)Perform the indicated operation and simplify the result. 1 1 cos x + 1 COS X - 1 . . . 1 What does equal? cos x + 1 COS X - 1 O A. 2 O B. - sin x - sin x O C. 2 csc-x OD. 1