Do not show work Just give answer. Finish quick please.

dy 1. Determine the derivative dx for y = 5 sin(2x - 4). a. dy = 5 cos(2x - 4) c. dy = -5 sin(2x - 4) dx dx b. dy d. dy dx = 10 cos(2x - 4) dx = -10 sin(2x - 4) dy 2. Determine the derivative dx for y = 3 cos(8x + 6). a. dy = 24 sin(8x + 6) c. dy _ _24 sin(8x + 6) dx dx b. dy - -24 cos(8x + 6) d. dy = 24 cos(8x + 6) dx dx