Factorise 6a^2+ab-b^2
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Answer:
(3a - b)(2a + b)
Step-by-step explanation:
6a² + ab - b²
= 6a² + 3ab - 2ab - b²
= 3a(2a +b) -b(2a + b)
= (3a - b)(2a + b)
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