Factorise x power 3-xpower2-x+1
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Answer:
x³ - x² - x + 1
= x²(x-1) - 1 (x-1)
= (x² - 1) (x- 1)
= (x + 1) (x - 1) (x - 1)
= (x + 1) (x - 1)²
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