Answerss and explanation

[Maximum mark: 7] Given the following values at x =1 ---_ (a) Find the value of each function below at x = l . (i) y = f(x)+g(x) (ii) y = 2f(x) +3g(x) (iii) y = mow:2 [3] (b) Calculate the derivatives of the following functions at x =1 (l) y = f (x)+g(x} (\"J y = 2f(x) +3305) (iii) y=f(x)+5x' [41