Quiz 3 First derivative using limit Name: MCV4U1 f (x + h) - f(x) lim Date written h-0 h Date returned: F(x) = ax" F' (x) = anx-1 F (x) =f(x)g(x) F' (x ) =f'g+ g's F (x) = f(g(x)) F' ( x ) = f' (g ( x ) )g' ( x ) F(x) f (x) F' (x ) = f'9 - g'f g (x) [g (x) 12 1 Describe the discountinuities of the function below 2 Determine the critical point(s) of f (x) = =x3 - 10x2+ 50x 3 Use limit to find the first derivative of f (x) = V4x3 - 9x 4 Determine the first derivatives of the following functions: a) V4x2 - 8x - 5 b) y = vx(5x2 - x +11) y = 2x + 1 c) y = (5x3 + 4x) 3 (x2 - 8)2 d) y = 7x5 + 5Vx - 6x2 -1