Question 25 Find the exact value of the expression. COS sin tan-1 H 24/6 4-10-15 15 243+4 35 243+1 5 N
Find the exact value of the expression. sin (30) sin(90°) - cos (30) cos(90°) = Find the exact value of the expression. sin( – 45° ) sin( - 30°) = [ Write each expression as a single trigonometric function. sin(7x)cos(3x) – cos(7:c )sin(32) = Write each expression as a single trigonometric function. cos(6.c )cos(3x) - sin(62) sin(30) = Write each expression as a single trigonometric function. cos(7x)cos (4:0) + sin(78) sin(4x) =
Find the exact value of: sin(cos^-1(-5/13) + tan^-1(8/15 12. Find the exact value of: sin(cos + tan 13
Find the exact value of the expression cos(sin If sin = sin 2 15 find the exact value of cos(20) Solve sin 2x = cos 2x, where 0 <x<21.
15. Find the exact value of cos cos co cos - sin sin using a sum or difference formula.
23. Find the exact value of sin 3x cos 3x. a. sin6χ 2 c. sin 3x 3 d. Sin- 23. Find the exact value of sin 3x cos 3x. a. sin6χ 2 c. sin 3x 3 d. Sin-
5. (12pts) Find the exact value of the given expression in radians. a. sin-(sin b. cos-(cos
if cos x = -and sin x > 0, find the exact value of sin(2x) VO and simplify
Suppose sin(a)= - 3 5 with 180°<a <270°, what is cos(2a)? 24 25 7 25 7 O 24 24 O 25
7. Find the EXACT value of the answer, show work, (a) sin- (sin 57), (b) arctan(tan-7), (7a) (c) sin(cos-+(-3)), (d) cot(arcsin ;), (7b) (70) (70)