已知xyz满足|x-y-3|+(y-1)² +√3-z=0,为不等式2x-4
已知xyz满足x+y+z=30,3x+y-z=50,设t=5x+4y+2z 1当t=40时,求xyz的值 2若xyz均为
已知有理数x,y,z满足(x-z-2)²+(3x-6y-7)+|3y+3z-4|=0,则xyz=
已知x,y,z为正整数,且满足x³-y³-z³=3xyz,x²=2(y+z),求
已知xyz满足|3x-2y+z|+|2x+y+2z|=0(xyz不等于o)求x+y除以z
已知有理数x.y.z满足(x-z-2)^2+(3x-6y-7)^2=/3y+3z-4/=0求xyz=多少
已知xyz满足x-2y+3z=0,2x-3y+4z=0,求x:y:z
数学已知xyz满足x-2y+3z=0,2x+3y+4z=0,求x:y:z
已知有理数x,y,z满足条件:|x-z-2|+|3x-6y-7|+(3y+3z-4)^2=0,则xyz=?
已知有理数x,y,z满足(x-z-2)^2+(3x-6y-7)^2+|3y+3z-4|=0求xyz的值
已知xyz满足方程组x+4y-3z=0,求x:y:z的值 4x-5y+2z=0
已知正数xyz,满足x+y+z=xyz 已知正数x,y,z满足x+y+z=xyz,且不等式1/x+y+1/y+z+1/z
已知有理数x,y,z满足条件;|x-y-2|+|3x-6y-7|+(3y+3z-4)的平方=0则xyz=___?