Factorise: 4(a+b)-6(a+b)^2 - Vidyadip

Question

Factorise:
$4(a+b)-6(a+b)^2$

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Answer

$4(a+b)-6(a+b)^2$
$=(a+b)[4-6(a+b)]$
$=2(a+b)(2-3 a-3 b)$
$=2(a+b)(2-3 a-3 b)$

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