factorise 64^3 -125 mention identity
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Step-by-step explanation:
Factorise
(i) 1 + 64x3 (ii) a3 -2√2b3
Thinking Process
(i) Firstly, adjust the given number either in the farm of a3 + b3 or a3 -b3
(ii) Further, use any of the identities i.e., a3 + b3 =(a + b)(a2+b2-ab) and a3 -b3 =(a-b)(a2 + b2 + ab), then simplify it, to get the factor.
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