若xyz满足条件:(√x)+(√y-1)+(√z-2)=1/4(x+y+z+9),则xyz等于
若xyz满足条件:(√x)+(√y-1)+(√z-2)=1/4(x+y+z+9),则xyz等于
若实数x,y,z满足条件√x+√y-1+√z-2=1/4(x+y+z+9),求xyz的值
若x+y+z+9=(√x+√y-1+√z-2),则xyz=
已知实数xyz满足|x-2y|+2√(2y+z)+z-2z+1=0,求x+y+z的值
设正数xyz满足2x+3y+4z=9,则1/x+y +4/2y+z +9/3z+x最小值
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
已知有理数x,y,z满足条件:|x-z-2|+|3x-6y-7|+(3y+3z-4)^2=0,则xyz=?
若实数x,y满足根号x+根号y-1+根号z-2=4分之1(x+y+z+9),求xyz的值
若实数x,y,z满足x+y/1=4,y+z/1=1,z+x/1=3/7,则xyz的值为多少
已知x,y,z满足xyz=1,求证x^3/(x+y)+y^3/(y+z)+z^3/(z+x)大于等于3
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=___?
若xyz不等于0,且满足(y+z)/x=(x+z)/y=(x+y)/z,求(y+z)(x+z)(x+y)/xyz的值