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Factorise :-
`27p^3-1/216-9/2p^2+1/4p`
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Solution
`27p^3-1/216-9/2p^2+1/4p = (3p)^3-(1/6)^3-3(3p)^2(1/6)+3(3p)(1/6)^2`
`= (3p-1/6)^3`
`= (3p-1/6)(3p-1/6)(3p-1/6)`
Concept: Algebraic Identities
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