Rewrite the equation in vertex form by completing the square.
f(x) = (3x - 9)(x + 1)

Assessment items item 1 garrett is a member of a movie club. he pays a monthly service fee of $5.75 and $2.50 for each movie he rents. which expression represents how much money he will spend for renting x number of movies a month?

Name the most appropriate metric unit for each measurement like a length of an carrot

Which graph represents an even function?