7. Factorise
4)4x²-9y²-2x-3y
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Answer:
(2x - 3y - 1)(2x + 3y)
Step-by-step explanation:
4x^2 - 9y^2 - 2x -3y
= (2x - 3y)(2x + 3y) - 1(2x + 3y)
= (2x - 3y - 1)(2x + 3y)
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