如果,根号x-3+| y-2 |+z^2=2z-1 求 (x+z)^y
如果,根号x-3+| y-2 |+z^2=2z-1 求 (x+z)^y
根号x+根号y-1+根号z-2=1/2(x+y+z),求x,y,z的值
如果|x+y+z-6|+|2x+3y-z-12|+|2x-y-z|=0求x,y,
1.已知x,y,z满足2│x-y│+(根号2y-z)+z平方-z+(1/4)=0,求x,y,z值.
x=y/z=z/3,x+y+z =12,求2x+3y+4z是多少,
试证明(x+y-2z)+(y+z-2x)+(z+x-2y)=3(x+y-2z)(y+z-2x)(z+x-2y)
已知x:y:z=1:2:3,x+y+z=24,求x,y,z
已知{x:y:z=1:2:3,x+y+z=12,求x、y、z的值
已知x::y:z=3:4:5,(1)求x+y分之z的值;(2)若x+y+z=6,求x,y,z.
已知实数X,Y,Z满足:X+Y+Z=2根号下X-1+2根号下Y-1+2根号下Z-1,求X+2Y+3Z
已知实数x,y,z满足丨4x-4y=1丨=1/3(根号2y+z)+z平方-z+1/4=0.求(y+z)×x的平方的值
如果x+4/3=y+z/2=z+8/4,且x+y+z=12,求x,y,z的值.