actice & Problem Solving entify the amplitude, period, rtical shift of the function. y = -4 sin (x + 41) - 8 y = 1 4 Cos 6 ( x + " ) + 2 Use Structure Write an equ the function represented by the cosine function. 3 y A X 2 3 1T -1 4 TOPIC 4/ 4\f