化简:1/(m-n)根号(m^3-2m^2n+mn^2)(m

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化简:1/(m-n)根号(m^3-2m^2n+mn^2)(m

化简:1/(m-n)根号(m^3-2m^2n+mn^2)(m
化简:1/(m-n)根号(m^3-2m^2n+mn^2)(m

化简:1/(m-n)根号(m^3-2m^2n+mn^2)(m
1/(m-n)根(m³-2m²n+mn²)=1/(m-n)根【m(m²-2mn+n²)】=1/(m-n)根【m(m-n)²】=|m-n|/(m-n)根m.因为m<n,所以原式=-(m-n)/(m-n)根m=-根m.

1/(m-n)根号(m^3-2m^2n+mn^2)
=1/(m-n)根号【m(m-n)^2】
=-根号m