At a restaurant you order a lunch that’s costs $6.50 and a beverage that costs $1.50 you leave a 20% tip and the sails tax is 7% what’s the total cost

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