x=44/3 y=-22/3 z=236/3
我有个方程式,2x+z=1084x+3y+4z=3463x+4y+4z=3242x+3y+2z=162x+2y+z=14
1个回答
相关问题
-
x-5y-3z=0 y+z-3x=3 x+y+3z=14 y+4z=3 z+x-3y=5 2x+y+z=7 2x-z=1
-
2x-y=7 x+y+z=25x+3y+z=2 x-2y+z=-1 3x-4z=4 x+2y+3z=-1x+y-z=6x
-
x,y,z满足x+y+z=3,x^2+y^2+z^2=29,x^3+y^3+z^3=45,求x,y,z,x^4+y^4+
-
x+y+z=2 ① 2x+3y+z=38 ① x+y=3 3x-y-4z=5 ② 3x+4y+2z+56 ② y+z=5
-
解方程｛x+y+z=4 ①,2x+y+3z=9 ②,x+3y+2z=14 ③
-
x+y+z=2 4x+2y+z=4 2x+3y+z=1
-
x-y+2z=6 y-z+2x=14 z-x+2y=4
-
x/2=y/3=z/4.求x-4y+3z/x+4y-3z
-
设x、y、z为整数,证明:x^4*(y-z)+y^4*(z-x)+z^4*(x-y)/(y+z)^2+(z+x)^2+(
-
2x+2Y+2z=12 2x+2y+4z=14 x+3y+z=10