1) Find the absolute extrema of fx)-x-32x3 -7 on the given interva n interval |-5,6] For 2 thru 4 identify any local extrema and points of imflection 2) f(x) 2 3) fx)- For 5 thru 8 find the antiderivatives 5) 25x2dx 6) (2x2 +10x +7)dx 8) (2x - 1)2 dx For 9 thru 12 find the antiderivatives using substitution 3x2-2 (2x3-4x)5/2 x2 +1 10) 11) 10xe- dir dx 13) An open box is built with a square base. The sides of the box will cost $2 per square foot and the base will cost $4 per square foot. What are the dimensions of the box of greatest volume that can be constructed for $192? Show all work clearly and neatly for partial credit. 13)