ns from a Graph The graph of one period of a function of the form y = a sin k(x - b) or y = a cos k(x - b) is shown. Determine the function. 37. y A 5 38. y A (1, 2) 0 + TT 2 x 0 x 39. -5+ y 1 2 16) 0 13 12 CONCE 40. YA X A 11(-2,-4) S 3 X 23 113