1. (3 pts each) Find the absolute maximum and minimum values of the function on the given interval. a. f(x)=x-3x-9x+6 on [0,4] b. f (x)=xe * on [0,2 2. (4 pts) A farmer wishes to build a rectangular enclosure with four additional fences across its width. If the farmer has 360 feet of fencing, what is the largest total area that can be enclosed? (hint: draw a picture first)