已知XYZ满足/x-2-z/+(3x-6y-7)²+/3y+3z-4/=0.求XYZ的值
已知XYZ满足/x-2-z/+(3x-6y-7)²+/3y+3z-4/=0.求XYZ的值
已知有理数xyz 满足|x-z-2|+(3x-6y-7)的二次方+|3y+3z-4|=0 ,求xyz的值.
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xyz满足|3x-2y+z|+|2x+y+2z|=0(xyz不等于o)求x+y除以z
已知实数x、y、z满足x+1/y=4,y+1/z=1,z+1/x=7/3,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
已知有理数x,y,z满足(x-z-2)²+(3x-6y-7)+|3y+3z-4|=0,则xyz=
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4x-3y+z=0,x+2y-8z=0,xyz不等于0,求x+y-z/x-y+2z的值
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=___?