The price of hamburgers at your favorite fast food place is going to increase by 25% in 3 months. The hamburgers you usually order currently cost $3.00.

Which statement is true about the extreme value of the given quadratic equation? a. the equation has a maximum value with a y-coordinate of -21. b. the equation has a maximum value with a y-coordinate of -27. c. the equation has a minimum value with a y-coordinate of -21. d. the equation has a minimum value with a y-coordinate of -27.