If using the method of completing the square to solve the quadratic equation x2 - 9x - 8 = 0, which number would have to be added to "complete the square"? Submit Answer

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Factor and solve to find roots x squared -x - 90 =0

Which graph represents the linear function below? y-4= (4/3)(x-2)