Provide complete solutions for each of the following questions. 9. Find the derivative of each of the following functions. (18 marks) a) y = 4x5 - 3x2 + - x - 4x b) f(x) = 5e-5x c) g(x) = Vx5 d) h(x) = COs x x2+1 e) s(x) = In(3x+2) 3x+2 f) t (x) = (3x2 + 1) (2x3 - x2 +=) g) y = (2x2 + 3x + 1) - 4 h) y = cos' x sin x