Please please can someone help me !!! math question !!!!

Using the graph, it is found that:
a) The local minimum value of the function is of y = 0.
b) The values are x = -3, x = 3.
The local minimum of a function in a graph is the point at which the function changes from decreasing to increasing. In this problem, they are given by y = 0.
The values at which this happen is the values of x, that is, the horizontal axis. In this problem, they are at x = -3 and x = 3.
More can be learned about functions at https://brainly.com/question/25537936