If f(x) = x(5x + 4)", compute the first and second derivatives of f(x). F( x ) = F" (x) = 2 If f(x) = x4(2x + 3)3, compute the first and second derivatives of f(x). F( x ) = F"(x) = 3 If f(x) = 2x compute the first and second derivatives of A(x). 4x- + 1 f'(x) = F" (x) = 4 If f(x) = (2x