Question

List the values at which X has a local Minimum or no minimum. What is the local minima, if one exist?

Answer 1

Looking at the graph

we have that

The local minimum is at

x=-4 and x=1

The values of the local minimum are

For x=-4 ------> y=-1

For x=1 -----> y=-1

The values of the local minimum are equal to -1