Factorise : 4a2-b2+(2a+b)3
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Step-by-step explanation:
4a²-b²+(2a+b)³
= (2a)²-b²+(2a+b)³
= (2a+b) ( 2a-b) +(2a+b)³
= ( 2a+b) [ (2a-b) +(2a+b)²]
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