factorise : 1-8a^3
please answer fast
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1-8a³
(1)³-(2a)³
(1-2a)[(1)²+(2a)²+1×2a)]
(1-2a)(1+4a²+2a)
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Step-by-step explanation:
factorise : 1-8a^3
please answer fast.....
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