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Factorise m^8-256 with proper method |
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Answer» m^8-256=(m^4)^2-(16)^2=(m^4+16)(m^4-16)=(m^4+16){(m^2)^2-4^2}=(m^4+16)(m^2+4)(m^2-4))=(m^4+16)(m^2+4){(m)^2-2^2}=(m^4+16)(m^2+4)(m+2)(m-2) |
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