Question

Factorise : x3 - 6x2 + 11x -6 With x+2 as a factor

Answer 1

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Factorise : x3 - 6x2 + 11x -6 With x+2 as a factor

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${x}^{3} - 6 {x}^{2} + 11x - 6 \: if \: x + 2 \: is \: a \: factor$

Put x=-2 here

${ (- 2)}^{3} - 6 {( - 2)}^{2} + 11( - 2) - 6 = 0$

$- 8 - 24 - 22 - 6 = - 32 - 22 - 6 = - 54 - 6 = - 60$

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