How do you factor by grouping $x^{2} - x - x + 1$ $x^2-x-x+1$ ?

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How do you factor by grouping $x^{2} - x - x + 1$ $x^2-x-x+1$ ?

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Answer 1 · 2018-03-13T11:07:22

${(x - 1)}^{2}$ $(x-1)^2$

Explanation:

Pull out common factors from first two and last two terms and simplify:
$x (x - 1) - 1 (x - 1) = (x - 1) (x - 1) = {(x - 1)}^{2}$ $x(x-1) -1(x-1) = (x-1)(x-1) = (x-1)^2$

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How do you factor by grouping $x^{2} - x - x + 1$ $x^2-x-x+1$ ?

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How do you factor by grouping x2−x−x+1 x^2-x-x+1 ?

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Explanation:

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How do you factor by grouping $x^{2} - x - x + 1$ $x^2-x-x+1$ ?