Maggie's brother is 3 years younger than twice her age. The sum of their ages is 12. How old is Maggie?
Maggie is
years old.

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