化简4x³(-y³)²-3x·(-x)²(-y²)³化简4x³(-y³)²-3x·(-x)²(-y²)³
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化简4x³(-y³)²-3x·(-x)²(-y²)³化简4x³(-y³)²-3x·(-x)²(-y&
化简4x³(-y³)²-3x·(-x)²(-y²)³化简4x³(-y³)²-3x·(-x)²(-y²)³
化简4x³(-y³)²-3x·(-x)²(-y²)³
化简4x³(-y³)²-3x·(-x)²(-y²)³
化简4x³(-y³)²-3x·(-x)²(-y²)³化简4x³(-y³)²-3x·(-x)²(-y²)³
4x³(-y³)²-3x·(-x)²(-y²)³
=4x^3*y^6-3x*x^2*(-y^6)
=4x^3y^6+3x^3y^6
=7x^3y^6
7x三次方y六次方
=4比琨
因式分解:x³+y³
化简4x³(-y³)²-3x·(-x)²(-y²)³化简4x³(-y³)²-3x·(-x)²(-y²)³
化简再求值 4x³(-y³)²-3x×(-x)²(-y²)³滚
(x+y)²-(x³+y³)÷(x+y)
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x³-x²y-xy²+y³(因式分解)
3(x-1)³y-(1-x)³z
1:-5x³y+20xy³;2:(a+b)²-4(a+b-1);
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化简并求值:4x ³(-y ³)² -3x 乘(-x)²(-y²)³ 其中x=-3 y=-2
3x³-【x³+(6x²-7x)-2(x³-3xy-4y)】,其中x=-1,y=1
因式分解 4xy²-4x²y-y³
因式分解 3x²+5xy-2y²+x+9y-4=?a³(b-c)+b³(c-a)+c³(a-b)=?a³+b³+