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Factorise 4a^2-9b^2-2a-3b

Answers (1)

4a2-9b2-2a-3b = (2a)2 - (3b)2 - 2a - 3b
                       = (2a + 3b) (2a - 3b) - (2a +3b)
                       = (2a + 3b) (2a - 3b - 1)

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Ravindra Pindel

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