(6y²-4y³)÷( )=2y²
先化简,在求值:6y-(y+2分之y + 2-y分之y)除以y³-4y-2y²+8分之y,其中y=
(6y²-4y³)÷( )=2y²
解分式方程 2/y-y/(y-2)=4/(y²-2y)
8y²-2=4y
计算6x³y^6÷(1/2)y³÷(-3x²y)-(12x^4y^6-8x²y^
已知x²-y²=10,求[(x+y)³-2y(x+y)²-4(x+y)]÷(x+
已知{(x²+y²)-(x-y)²+2y(x-y)}÷4y=1,求4x²-y
如果2x-y=10,求代数式[(x²+y²)-(x-y)²+2y(x-y)]÷4y的值
如果2X-Y=10,求代数式[(X²+Y²)-(X-Y)²+2Y(X-Y)]÷4Y
求[(x²+y²)-(x-y)²+2y(x-y)]÷4y的值,其中2x-y=8.
已知2x-y=10,求代数式[(x²+y²)-(x-y)²+2y(x-y)]÷4y的值?
已知2x-y=10,求代数式[x²+y²-(x-y)²+2y(x-y)]÷4y的值