Question

Factorise -
Xsquare-9x- 10​

Answer 1

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Step-by-step explanation:

${x}^{2} - 9x - 10 \\= {x}^{2} - 10x + 1x - 10 \\ = x(x - 10) + 1(x - 10) \\ = (x + 1)(x - 10)$

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