Do not explain just give answer. Finish quick please.

11. For h(x) = A(x) g(x) , Which expression represents h'(x)? f'(x) c. g(x)f'(x) - A(x)g'(x) 8'(x) [g(x)]2 b. f'(x)g' (x) d. g'(x)f(x) -f'(x)g(x) [g(x)] [g(x)]2 12. Determine - for y = = x - 4 x2 + 4 when x = 1. a. 16 C. 16 25 25 b. 4 d. 1 13. If f(x) = ~x2 - 1 and g(x) = x+ 1, which expression is equal to Alg(x))? a. 1 + ~x2 - 1 c. (x + 1)2 - 1 b. ~x3 + 2x d. Nx3 + x - 1 14. If f(x) = x2 + 2x- 3 and g(x) = *+ 3 2, what is the value of g(f(1))? a. C. UI A b . d. 15. For what values of x do the tangents to the curves y = (1 + x?) and y = 3x have the same slope? a. x = -1, 0, 1 C. x = 0, 1 b. x =-1, 1 d. x=0