factorise 8a3+b3+12a2b+6ab2
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the above ones is the correct ones
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Answer: [2a+b]^3
Step-by-step explanation:
= [2a]^3 + [b]^3 + 3[2a]^2 [b] + 3[2a] [b]
= [2a+b]^3
= [2a+b] [2a+b] [2a+b]
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