Factorise by grouping method: a2+4b2−3a+6b−4ab – InterviewSolution

1.

Factorise by grouping method: a2+4b2−3a+6b−4ab

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Factorise by grouping method:

$a^{2} + 4 b^{2} - 3 a + 6 b - 4 a b$

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