Ou have a wireless phone plan that costs $25 per month. You must als
pay $0.10 per minute for each minute over 500. Your phone bill was mc
chan $30 last month. Suppose you use 525 minutes next month. How
much will your bill be?
Must be a number

Which statement is true about the local minimum of the graphed function? over the interval[-4,-2], the local minimum is 0. over the interval [-2,-1] , the local minimum is 25. over the interval [-1,4], the local minimum is 0. over the interval [4,7], the local minimum is -7