作业帮1/3m²n-1/2mn²-nm²+1/6n²m 怎样化简?
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1/3m²n-1/2mn²-nm²+1/6n²m 怎样化简?
1/3m²n-1/2mn²-nm²+1/6n²m 怎样化简?
1/3m²n-1/2mn²-nm²+1/6n²m 怎样化简?
1/3m^2n-1/2mn^2-nm^2+1/6n^2m
=1/3m^2n+1/2mn^2+1/6n^2m