Consider the function f whose graph is drawn below. For which values of x is the function differentiable? 2 (4,2) (6,-2) Select one: O x e R \ {0,2, 6} O x E (-∞, 0) U (0, 4) U (4, 6) U (6, ∞) O x € (-0, 0) U (0, 4) U (4, 0) O x E R \ {2}

The graph of the function is a reflection of the graph of y = x, y = x', y = |x\, y = Vx, or y = Vx. Graph the function. f(x) = V -X y y y 10 10 10 5 X - 10 -5 5 10 - 10 -5 10 - 10 -5 10 -5 -5 -5 - 10 -10 - 10 y 10 5 X - 10 -5 10 -5 -10

In each of the following, determine whether y is a function of x, where x can be any real numbers. (1 – 4) 1. x+1 y = 2. y = (x+ 1)(x - 1) 3. y = x²+1 4. y =Vx+1 (b)

The function, f(x), in the graph below has f(1) = 1 and f'(1) = = 2. Which of the following are the coordinates of points A and B? A f(x) 1 1.1 Select one: A(1,1) and B(1.1, 1.2) A(1,2) and B(1.1, 1.21) A(1.2,1) and B(1, 2) A(1,1) and B(1.1, 1.21) A(2,1) and B(1.2, 1.1)