1. If f(x) = (2x3 - 4)6, then what is f '(x)? (4 points) O 21x2(x3 - 4)5 O 21x8 O 6 ( 2 x 3 - 4) 5 O 6(2x3 - 4)5(6*2) 2. Find f '(x) for f(x) = .sin (4x) . (4 points) OF'(X) = 2 sin (4x) O f' ( x ) = cos (4x) 2 /sin (4x) O f' ( x ) = 2cos (4x) sin (4x) Of(x) = sin(8x)3. Is the following true or false? The 12th derivative of sin(x) = cos(x). (4 points) True False 4. Find By of y = sec vx . (4 points) O tan' Vx O sec Vx tan vx 2Vx O 1 sec tan 1 2Vx 2Vx O sec Vx tan Vx5. Differentiate y = sin~x - cos~x. (4 points) 2sin(x) - 2cos(x) O 2sin(x) + 2cos(x) 4sin (x)cos(x) Oo