implify the following expression by applying the odd/even identities, cofunction identities, and cosine of a sum or difference identitie cos (49°) cos (11°) + sin (- 49°) cos (79°) CoS os (49°) cos (11°) + sin (-49°) cos (79°) =D Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.) COS COS

Q: A. Simplify each of the following expressions. 1. sin?xcotxcscx cotx(sinx+tan.x) cscx+cotxr 3.…

A: 2. cotx sinx+tanxcscx+cotx4. 1-tan2x1+tan2x+1

Q: 8. cos x+- +sin x- 3 6.

A: According to the guidelines I have to solve only first question. We can solve this problem…

Q: Prove the following useful trigonometric identities: (a) cos(a + 3) = cos(a) cos(3) - sin(a) sin(3)…

A:

Q: Directions: Simplify the following identities. 7. csc'x - cotx + tan'x cosx - sin xcosx

A:

Q: e identity: cos 3x = 4 cos x-3 X So

A: # we are entitled to solve one question at a time please resubmit the other question if you wish to…

Q: Find the exact value of the expression cos 5π/12 cos π/12 + sin 5π/12 sin π/12. Do not use a…

A: Let the given equation be y - y = cos5π12cosπ12+sin5π12sinπ12Let ,A = 5π12 and B = π12Then,y =…

Q: -1 sin ¹ (cos(-600°)) = 8. sin sec(sin-¹/3) = 9. sec 10. sin (cos ¹(-)) =

A:

Q: (1+sin?)(1-sin?) + 5 = cos2? + 5

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: Which of the following is the simplified expression of 1- 1 sece sin²e cos²0 O tan²e O sec²9 cose?

A:

Q: Take a moment to skim this page on co-function identities 2. Once you have done so, complete the…

A: