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Factorization — Maths STD 8 — Question

Maharashtra BoardEnglish MediumSTD 8MathsFactorization2 Marks
Question
Factorize of the following algebraic expressions:
$9 a(6 a-5 b)-12 a^2(6 a-5 b)$
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Answer

$9 a(6 a-5 b)-12 a^2(6 a-5 b)$
$=\left(9 a-12 q a^2\right)(6 a-5 a)$ [taking $(6 a-5 b)$ as the common factor]
$=3 a(3-4)(6 a-5 b)\left[\right.$ taking $3 a$ as the common factor of the quadratic eqn. $\left.\left(9 a-12 a^2\right)\right]$

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