若x,y满足(2x-3y)(3x+2y)≠0,求x/y
若x,y满足(2x-3y)(3x+2y)≠0,求x/y
若x、y满足2x+y=6,x-3y=1,求7y(x-3y)²-2(3y-x)³的值
如果分式3x-6y/x+y=0,那么x,y 应满足 A、x=2y B、x≠-y C、x=2y且x≠-y D、x=2y且y
若x,y满足|2x-y-3|+|3x+2y+1|=0,则x= y=
若变量x,y满足约束条件{x>=-1;y>=x;3x+2y
x>1,y>0,且满足xy=x^y,x/y=x^3y,求x+y
已知实数x.y满足根号(x+y-8)+根号(8-x-y)=根号(3x-y-4)+根号(x-2y+7),求x,y
已知有理数x,y满足1/2|x-y|+|y-1/2|=0 求3x+7y
已知:x,y满足|2x-y|+|y-1/2|=0,求7x-3y的值.
若实数X,Y同时满足3x+2y=7和2x+3y=3,求x+y/x-y
已知x,y满足{3x-y=9 {x-3y=0 求x+2y+ 4y的平方/x-2y -4x的平方y/x的平方-4y的平方
已知x,y的值满足方程组x+2y=3,x-y=-2,求x/(x-y)²+x²-y²/(x+