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Factorize the following expression: 4a^...

Factorize the following expression: `4a^2+12 a b+9b^2-8a-12 b`

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Given `4a^2+12 a b+9b^2-8a-12 b`.
`=4a^2-8a+6 a b+6 a b+9b^2-12 b`
`=2a(2a-4+3 b)+3b(2a-4+3 b)`
`=(2a+3b)(2a-4+3 b)`
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RD SHARMA-FACTORIZATION OF ALGEBRAIC EXPRESSIONS-All Questions
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