Let f(x)=ln(2x^3-9x^2-60x+4). Find all critical numbers of f(x). Find all local maxima and mÃnima using the (a) first and (b) second derivative test.
(1) Let f(x) = ln(2x3-9x2-60x + 4). Find all critical numbers of f(x) (3P) (Attention: The domain of f is not R.) Find all local maxima and minima using (a) the first derivative test. (3P) (b) the second derivative test. (3P)
