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Factorise: 6 + 7b

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in General by kratos

factorise: 6 + 7b - 3b2

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by kratos
 
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6 + 7b - 3b2

= 6 + 9b - 2b - 3b2

= 3(2 + 3b) - b(2 + 3b)

= (2 + 3b)(3 - b)

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