m³-m+m-1
m²-2m+1 помогите решить плииииз
(m^4-1)(m^4+1)/(m-1)^2=(m-1)(m+1)(m^2+1)(m^4+1)/(m-1)^2=(m+1)(m^2+1)(m^4+1)/(m-1)
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(m^4-1)(m^4+1)/(m-1)^2=(m-1)(m+1)(m^2+1)(m^4+1)/(m-1)^2=(m+1)(m^2+1)(m^4+1)/(m-1)