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Question
factorise: 2a2 + 7a + 6
Sum
Solution
2a2 + 7a + 6
= 2a2 + 4a + 3a + 6
= 2a(a + 2) + 3(a + 2)
= (a + 2)(2a + 3)
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Factorisation by Grouping
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