Awater desalination plant can produce ×2 x 10^6 gallons of water in one day. how many gallons can it produce in 6.7 days? write your answer in scientific notation.

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.