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

If x-2y=10 and y is three times the value of x, What is the value of x-y? a) -8 b) -4 c) 0 d) 2 e)4
the white wallaby in this image has a mutition thatgives it a white colorng. how could this coloring affect its survival in its environment
How do I use intercepts to graph 3y= - 5x - 30
the length of diagonal of a rectangular field is 23.7 m and one of its sides is 18.8 m. find the perimeter of the field.​
the sum of the first term of an ap is 240 and the sum of the next 4 term is 220 find the first term of the ap​
How did the atomic bombings of Hiroshima and Nagasaki illustrate the idea that World War II was a "total war"? A. The atomic bomb was produced by civilian volun
Describe the freedom and influence of women in different classes in Rome.
An automotive plant makes the Quartz and the Pacer. The plant has a maximum production capacity of 1200 cars per week, and they can make at most 600 Quartz cars
x/-8 ≥−5 solve for x
a.Le nom de votre village natal / ville natale.b: Lă oú se trouve le village natal / la ville natale.c. Le nom de marché de votre village natal/ville nataled. C