设U={(x,y)|y=3x-1},A={(x,y)|(y-2)/(x-1)=3},求A的补集?
设U={(x,y)|y=3x-1},A={(x,y)|(y-2)/(x-1)=3},求A的补集?
设U={(X,Y)}|X,Y属于R},A={(X,Y)Y-3/X-2=1},B=(X,Y)|Y=X+1},求CuA与B的
设集合A=y/y=x²-2x+2 x∈R B=x/y=根号下1-x/1+x ∈R 全集U=R,求A的补集与B的
设集合U={(x,y)|y=3x-1},A={(x,y)|y−2x−1
设全集U={(x,y)x∈R,y∈R},集合A={(x,y)|x-2分之y-3=1},B={(x,y)|y≠x+1},求
设y=[a^(2x+1)]+3x,求y的导数
设全集U={(x,y)│x∈R,y∈R},集合A=={(x,y)│y-3/x-2=1},B={(x,y)|y≠x+1},
设全集U={(x,y)|x,y属于R},集合M={(x,y)|(y-3)除以(x-2)=1},N={(x,y)|y不等于
设A={(x,y)}|3x+2y|.
设全集U={(X,Y) XY属于R} A={(X,Y) y=x+1} B={(X,Y) Y-3/X-2=1}则B的补集交
设A={(x,y)|3x+2y=1},B={(x,y)|x-y=2},C={(x,y)|2x-2y=3},D={(x,y
1.设集合A={(x,y)|3x+y=1},B={(x,y)|a的平方乘以x+3y=a