x to the power 3 - 2x to the power 2- x+2 factorise urgent
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x³ - 2x² - x + 2
x² (x - 2) - 1(x - 2)
(x - 2) (x² - 1)
Again x² - 1 is in the form of a² - b²
a² - b² = (a + b) (a - b)
Therefore
(x - 2) (x - 1) (x + 1)
Hope my answer helps you.
x² (x - 2) - 1(x - 2)
(x - 2) (x² - 1)
Again x² - 1 is in the form of a² - b²
a² - b² = (a + b) (a - b)
Therefore
(x - 2) (x - 1) (x + 1)
Hope my answer helps you.
jwelisn:
thanks for giving answer
ur welcome
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