SpeedyGonzalez SpeedyGonzalez
  • 02-06-2017
  • Mathematics
contestada

Factor the trinomial: x2 - x - 56
(x + 1)(x - 56)
(x + 7)(x - 8)
(x - 1)(x - 56)
(x - 7)(x + 8)

Respuesta :

ghanami
ghanami ghanami
  • 02-06-2017
hello : 
x² -x -56 = (x + 7)(x - 8)
because : 
(x + 7)(x - 8) = x² - 8x +7x - 56
                                      = x² -x -56
Answer Link

Otras preguntas

How can the strength of metallic bonding be measured?
Which of the following best explains why coastal regions generally have more moderate air temperatures than inland regions of the same latitude? A. The ocean
How do you maximize magnification, in a simple magnifier and in a microscope?
Which of the following statements is false? Mexico City is the financial center of Mexico. Mexico City is the entertainment center of Mexico. Mexico City has th
How to find a limit
Even though the north lost more souldiers, why did the south face more difficulties
Dan rented a movie. He started the movie at 5:22 PM and it ended at 7:38 PM. How long was the movie?
Which of these powers is a constitutional power that the president shares with the senate?
The commodities gold and salt were important to many region of west africa because they
Larry’s taking a walk in the park the pollen in the air makes them sneeze constantly what line of the fence and his immune system exhibiting