14-17 please

Find the exact value of each trig function below. 9 14. sin(x + y) if sin x = COS X sin y = and cos y 14 10 10 (54) 7 15. cos(x - y) if sin x = COS X = UN sin y and cos y 11 11 (54) 16. tan(x + y) if tan x = -, tan y = UI / w (55) 4 Solve each trig equation below. (All angles are in radians.) 17. cot xsin xsec x = csc x for 0