f x 12x2ln x x 0 A List all critical numbers of f If there are no critical values enter NONE Critical numbers B Use interval notation to indicate where f x is increasing Note Use INF for oo INF for oo and use U for the union symbol Increasing C Use interval notation to indicate where f x is decreasing Decreasing D List the x coordinates of all local maxima of f If there are no local maxima enter NONE values of local maxima E List the x coordinates of all local minima of f If there are no local minima enter NONE I values of local minima F Use interval notation to indicate where f x is concave up Concave up G List the values of all inflection points of f If there are no inflection points enter NONE values of inflection points H Use all of the preceding information to sketch a graph of f When you re finished enter a 1 in the box be