There are 24 pictures on a roll of film. adelle had 84 pictures from her trip home. she said that 12 other pictures were spoiled . how many rolls of films did adelle use

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.