Question
Factorize: $6ab - b^2 + 12ac - 2bc$

Answer

$6ab - b^2 + 12ac - 2bc$
Taking $b$ common in $(6ab - b^2)$ and $2c$ in $(12ac - 2bc) $
$= b(6a - b) + 2c (6a - b)$
Taking $(6a - b)$ common in the terms$ = (6a - b)(b + 2c)$
$\therefore 6ab - b^2 + 12ac - 2bc = (6a - b)(b + 2c)$

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