Evaluate int9x2dx\\int 9x^2 dxint9x2dx.
frac92x3+C\\frac{9}{2}x^3 + Cfrac92x3+C
frac93x3+C\\frac{9}{3}x^3 + Cfrac93x3+C
9x3+C9x^3 + C9x3+C
18x+C18x + C18x+C