Peta attempted to solve the following equation. Explain Peta’s error.
x(x-5)=20
x=20 and x -5 =20
x=20 and x=25

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