化简:3(x^2-2xy)-[3x^2-2y+2(xy+y)]
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化简:3(x^2-2xy)-[3x^2-2y+2(xy+y)]化简:3(x^2-2xy)-[3x^2-2y+2(xy+y)]化简:3(x^2-2xy)-[3x^2-2y+2(xy+y)]3(x^2-2
化简:3(x^2-2xy)-[3x^2-2y+2(xy+y)]
化简:3(x^2-2xy)-[3x^2-2y+2(xy+y)]
化简:3(x^2-2xy)-[3x^2-2y+2(xy+y)]
3(x^2-2xy)-[3x^2-2y+2(xy+y)]
=3x^2-6xy-3x^2+2y-2xy-2y
=-8xy
3xy(x^2-xy^2+xy)-xy^2(2x^2-xy+2x)
2x平方-3xy+(2xy-x平方)化简!
化简:xy分之3x^2+2xy-xy分之2x^2-xy=
化简(3x^2-5xy)+{-x^2-[-3xy+2(x^2-xy)+y^2]}
化简:3x^2-[5xy-(x^y-3xy)+4x^2y-8xy]
化简(3X平方-5Xy)+{-X平方-[-3Xy+2(X平方-xy)
因式分解X^3-2xy+xy^2
2x²y-3(2xy-xy)-xy
3xy(x^2y-xy^2+xy)-xy^2(2x^2-6xy+2x)过程
计算:3xy(x²y-xy²+xy)-xy²(2x-xy+2x)
2(x平方-xy)-3(2x平方-3xy)
1-(3xy-x)+【-2(2x+3xy)】
-3(2x^2-xy)+4(x^2+xy-6)
计算:3xy[2xy-x(y-2)+x]
因式分解x^3+2xy-x-xy^2=
计算3xy[2xy-x(y-2)+x-1]
(-3x^y+2xy)-( )=4x^+xy
4(x²+xy-6)-3(2x²-xy)