Factorise the following. x^2+ 15x + 26 - Vidyadip

Question

Factorise the following.
$x^2+ 15x + 26$

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Answer

$x^2+ 15x + 26$
$= x^2+ 2x + 12x + 2 × 13$
$= x(x + 2) + 13(x + 2)$
$= (x + 2)(x + 13)$

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