[-/1 Points] DETAILS Determine whether each statement is true or false. You have one submission for each statement. (a) For every function f(x), if f(x) is continuous at x - a, then f(x) is also differentiable at x = a. OTrue OFalse (b) For every function f(x), if f(x) is differentiable at x = a, then f(x) is also continuous at x = a. OTrue OFalse