A scale model of a rectangular living room is 6 3/4 inches by 5 1/2 inches if 1 inch repreasents 3 feet 3 feet of the actual room find the area of the actual room

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