A is equal to X plus Y minus a half of Z;
X is greater than or equal to Y .
a=x+y-z/2英文怎么读?还有x>=y?
3个回答
相关问题
-
∂怎么读 Z=XY 求∂z²/∂X∂Y
-
计算:(y-x)(z-x)/(x-2y+z)(x+y-2z)+(z-y)(x-y)/(x+y-2z)(y+z-2x)+(
-
z-(2x+y)=16 z-(2y+x)=11 x+y=z 这么怎么解?
-
化简(y-x)(z-x)/(x-2y+z)(x+y-2z)+（z-y)(x-y)/(xy-2z)(y+z-2x)+(x-
-
已知集合a={(x,y,z)|2x y z=4},b={(x,y,z)|3x-y-z=1}，C={(x,y,z)|x-2
-
x^2+y^2+z^2=a,xyz=b,x+y+z=c方程怎么解?
-
x^2(y+z)^2-2xy(x-z)(y+z)+y^2(x-z)^2 =[x(y+z)-y(x-z)]^2 =(xz+
-
{x+y+z=26,x-y=1,2x+z-y=18怎么做?
-
x,y,z为实数 且(y-z)^2+(x-y)^2+(z-x)^2=(y+z-2x)^2+(x+z-2y)^2+(x+y
-
x+y+z=6,3x-y-4z=-11,2x+3y_2z=2怎么解