Math, asked by obaidfatima, 10 months ago

Factorise:-
$x { } ^{2} - a {}^{2} - 2a - 1$

Answers

Answered by Anonymous

1

${x}^{2} - {a}^{2} - 2a - 1 \\ {x}^{2} - {(a + 1)}^{2} \\ (x - a - 1) (x + a + 1)$

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