10. Find the derivative of each of the following. If no derivative notation is specified, find the first derivative only. If a derivative notation is specified with the function, find the indicated derivative. (10 points each) a. f(x) = etanx b. f(x) = x tanhx, f"(x) c. f(x) = In(aresec x) d. xyl + y = y sinx, e. f(x) = (tanx)* f. f(x) = 23 - loga (x" + 1)