①(25m^4-15m^2+5m)/(-5m)②(3a^2b-2ab+2ab^2)/ab③(5m^3n^2-6m^2)/
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①(25m^4-15m^2+5m)/(-5m)②(3a^2b-2ab+2ab^2)/ab③(5m^3n^2-6m^2)/3m高手帮帮忙
![①(25m^4-15m^2+5m)/(-5m)②(3a^2b-2ab+2ab^2)/ab③(5m^3n^2-6m^2)/](/uploads/image/z/14884339-67-9.jpg?t=%E2%91%A0%2825m%5E4-15m%5E2%2B5m%29%2F%28-5m%29%E2%91%A1%EF%BC%883a%5E2b-2ab%2B2ab%5E2%EF%BC%89%2Fab%E2%91%A2%EF%BC%885m%5E3n%5E2-6m%5E2%EF%BC%89%2F)
①(25m^4-15m^2+5m)/(-5m)
=5m(5m³-3m+1)/(-5m)
=-5m³+3m-1
②(3a^2b-2ab+2ab^2)/(ab)
=an(3a-2+2b²)/(ab)
=2b²+3a-2
③(5m^3n^2-6m^2)/(3m)
=5/3*m²n²-2m
=5m(5m³-3m+1)/(-5m)
=-5m³+3m-1
②(3a^2b-2ab+2ab^2)/(ab)
=an(3a-2+2b²)/(ab)
=2b²+3a-2
③(5m^3n^2-6m^2)/(3m)
=5/3*m²n²-2m
①(25m^4-15m^2+5m)/(-5m)②(3a^2b-2ab+2ab^2)/ab③(5m^3n^2-6m^2)/
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(m+3m+5m+...+2009m)-(2m+4m+6m+...2008m)
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(m+3m+5m.+2013m)-(2m+4m+6m+.+2012m)=?
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(m+3m+5m+...+2015m)-(2m+4m+6m+...+2014m)=
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