Specially t-shirts are being sold online for $30 plus a one time handling fee of $2.75. the total cost is a function of the number of t-shirts bought. what function rule models the cost of the t-shirts? evaluate the function for 5 t-shirts.

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