Please help with practice problem.

Application of Differential Calculus 3. Find the values ofx where the following function has a local maximum and local minimum: 3? = x3 + 3x 2 Region your answer in the following format: 0 Local minimum is at x = 0 Local maximum is at x = (Hint: you'll need to use the "second derivative test") b. Find the value ofthe function (y) at the local minimum and local maximum. Regort four answer in the following format: 0 y = at local minimum 0 y = at local maximum