DerryDelaney
DerryDelaney DerryDelaney
  • 19-02-2017
  • Mathematics
contestada

Factorise 14x^2 - x - 3

Respuesta :

Аноним Аноним
  • 19-02-2017
14x² - x - 3 = 0
14x² - 7x + 6x - 3 = 0
-7x(-2x + 1) -3(-2x + 1) = 0

(-7x-3) & (-2x+1) = 0

Roots: -7x - 3 = 0
-7x = 3
x = -3/7

OR -2x + 1 = 0
-2x = -1
x = 1/2

In short, Your Roots would be 1/2 and -3/7

Hope this helps!
Answer Link
learnablelearner
learnablelearner learnablelearner
  • 19-02-2017
(7x+3)(2x-1)
you have to find the multiples of -3 that when added will give the middle term

Answer Link

Otras preguntas

what is the inverse of the function f(x)=1/4x-12
when would you expect to find people eating paches in guetemala
Write a number from the list below inside a box. The number for each box should match the number below the box when rounded to the nearest hundredth 5.025 5.079
4x+11<23 solve for x
how do you identify a pure metal if you have a balance of a graduated cylinder and a table of densities for metals?
A class of chemicals called neurotransmitters is important in the transmission of nerve impulses. Neurotransmitters are packaged by the cell into small, membran
What are two reasons for the rapid population growth in the past 200 years
Which is an effect of the first-person narrator in the novel? A. The reader does not know the true outcome of the trial. B. The narrator can assume the r
Where do new cells come from? A.Golgi body B.nucleus C.other cells D.macrophages
How did the practice of buying on margin and speculation casue the stock market to rise?