Factorise $x^{2} - (b - 2) x - 2 b$

(x - b) (x - 2)

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(x + b) (x - 2)

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(x - b) (x + 2)

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(x + b) (x + 2)

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Solution

The correct option is C $(x - b) (x + 2)$
$F a c t o r i z i n g x^{2} - (b - 2) x - 2 b, = x^{2} - b x + 2 x - 2 b, = x (x - b) + 2 (x - b) = (x - b) (x + 2)$

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