a Use a graphing utility to graph f x x 3x 3 on the interval 2 2 and approximate any local maxima an minima b Determine where f is increasing and where it is decreasing The local minimum is y Round to two decimal places b Where is the graph of f increasing and it occurs at x O 2 1 00 and 1 00 2 O 1 00 1 00 O 1 00 5 00 2 1 00 and 1 00 5 00