3(xy-2z)+(-xy+3z)怎么算
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3(xy-2z)+(-xy+3z)怎么算
3(xy-z)^2-(2xy+z)(-z+2xy)
计算-xy-(4z-2xy)-(3xy-4z)
-xy(4z-2xy)-(3xy-4z) 化简
3(xy-2z)+(-xy+32);
3(xy-2z)-2(-xy+3z)
3(xy+2z)+(-xy+3z) 怎样做
3(xy-2z)+(-xy+3z)化简
3(xy—2z)+(—xy+3z)简化
3(xy-2z)+(-xy+2z)怎样化简
3xy^2/4z^2 *(- 8z^2/y)怎么算
3(xy-2z)+(-xy+3z)等于多少?
3[xy-2z] [-xy 3z] 的化简比是什么?
3(xy-2z)+(-xy+3z)化简式子
化简下列式 3(xy-2z)+(-xy+3z)
因式分解 -64x^2y^2z-32xy^3z+48xy^2z^2因式分解-64x^2y^2z-32xy^3z+48xy^2z^2
24xy^2z^2(x+y+z)-32xyz(z-x-y)^2+8xyz^3(z-x-y)
24xy^2z^2(x+y+z)-32xyz(z-x-y)^2+8xyz^3(z-x-y)