Question 1 (1 point) If f(x) = (sin(r?) + 4)3 then f(x) equals O a) 3 sin (z?) +4) Ob) (sin (2?) + 4 cos (z? ) (2z) 3 (sin (2?) + 4) (2x) O d) 3 sin (z? ) + 4 cos (z? ) (2x) Oe) None of the above Question 2 (1 point) If f (x) = 1(x'+9): then f'(x) equals O a) 6 (15 + 9) (524 ) O b) (15 + 9) 7+1 (25 + 9 ) (24 ) O d) 575 6 ( 2 + 9 ) + (2+9)" O e) None of the above