1. Evaluate lim (3+ h)-9 2. 2+9-3 Find lim 2 3. Where are each of the following functions discontinuous? a. x-x-2 f(x) = J-2 if x 2 b. f(x) = X-2 if x = 2 4. Find numbers a and b so that f(x) is continuous at every point. f(x) = 3, x < 0 ax + b, 0 x 2 > 0, x 2 5. Is the function f(x) = continuous at x = 4? 5x8, x < 4 8+x, x > 4