'1. Given the function f (x) = (6x + 3)2(x 4)3 (14 points total): ' U a. Determine the rst derivative 5) i: r(Kl b. Identify all critical points (both the x and y values) 3) 9" c. Determine whether each critical point represents a local max, local min, or neither \\ (1 Determine the\\intervals over \"which f(x) IS incrc\\as,1ng and decreasing 7 . _ l l \\\\ W (St? and Sci \"-0