please answer the questions asap

If y cos x, x. Find slOF of to y a. 0.112 COS at X = d. -3124 Wlut is dein of = b. eRx>O of r x e Rx20 in I . is graph y = at x = I 12. 13. 14. If nx) e If nx) If nx) r, fmd sin(ex), find f fmd