若x^2+2x+y^2-6y+10=0,求x^3y的值
x²-2x+y²+6y+10=0,求—9(x+y)²+(3x-2y)(2y+3x)的值
若x、y满足2x+y=6,x-3y=1,求7y(x-3y)²-2(3y-x)³的值
X^2+y^2-2x+6y+10=0,求x+y的值
已知x^2-2x+y^2+6y+10=0,求分式x-y/x+y的值
若x^2+y^2-8x-10y+41=0,求x/y+y/x的值
已知:4x^2+y^2-4x-6y+10=0,求y/x-x/y的值
若X,Y互为相反数,且(X+Y+3)(X-Y-2)=0,求X,Y的值?
若x^2+2x+y^2-6y+10=0,求x^3y的值
已知x*x-4xy+4y*y=0 求[2x(x+y)-y(x+y)]/(4x*x-4xy+y*y)的值?
若|x+y-1|+(x-y-2)²=0,求代数式(x+2y)(x-2y)-(2x-y)(-y-2x)的值.
当2x-y/x+y=3时,求代数式2x-y/2x+2y+x+y/6x-3y的值.
若x-y/x+y=5,求x-y/2x+2y+5x+5y/3x-3y的值