Question

factorisation of
$12 {a}^{2} b + 14ab {}^{2}$
gives​

Answer 1

Answer:

2ab(6a+7b)

Step-by-step explanation:

⇒ 12a²b+14ab²

⇒ 12a²b= 2×2×3×a×a×b

⇒ 14ab²= 2×7×a×b×b

⇒ (2×2×3×a×a×b) + (2×7×a×b×b)

⇒ 2×a×b×(2×3×a+7×b)

⇒ 2ab(6a+7b)

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