Mike and menna were instructed to graph the function
y=1/2 x +1
. their graphs are shown

which student graphed the function correctly?
what mistake did the other student make?

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