For differentiable functions f, g, the product rule is d.x (f (2)g(2) ) = f(x)-g(2) + 9(x)-f(2) dx For differentiable functions f, g and g * 0 the quotient rule is f (20) g(x) if(x) - f(x) &g(x) dx g(x) [g(2) 12 1. Find the derivative of the following functions. (a) y = er(1+x) (b) y = (204 + 203 + 202 + 20 + 1)2 2. Find the derivative of the following functions. (a) f(x) 20 + 20 a + 2