Question

Factorise using suitable identities
$x {}^{3} - 2x {}^{2} - 5x + 6$
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Answer 1

→ Factorization using identities

(a + b )2 = a2 + 2ab + b2

(a – b )2 = a2 – 2ab + b2

(a + b )(a – b) = a2 – b2