factorise 64 a³ + b³ + 48a²b + 12ab²
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Answer:
64a³+b³+48a²b+12ab²
=(4a)³+3.(4a)².b+3.4a.b²+(b)³
=(4a+b)³
Step-by-step explanation:
(a+b)³=a³+3a²b+3ab²+b³
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