A={(X,Y)|3X+2Y=1},D={(X,Y)|6X+4Y=2}求A交D

A={(X,Y)|3X+2Y=1},D={(X,Y)|6X+4Y=2}求A交D 设A={(x,y)}|3x+2y|.设A={(x,y)}|3x+2y|.B={(x,y)|x-y=2|},C={(x,y)|2x-2y|=3},D={(x,y)|6x+4y=2|},求A∩B,B∩C,A∩D设A={(x,y)|3x+2y=1}.B={(x,y)|x-y=2},C={(x,y)|2x-2y=3},D={(x,y)|6x+4y=2},求A∩B，B∩C，A∩D 3/X+2/Y=6/1等介于?（X不等于18）A.x/3+y/2=1/6 B .3Y+2X C.X=18Y/Y-12 D .Y=12X/X-18 已知x+y=a,2x-y=-2a,求[（x/y-y/x)/(x+y)-x(1/x-1/y)]/[(x+1)/y]的值 下列函数中是偶函数的是 A y=x^3 B y=2^x C y=x^-1 D y=x^2 下列关系中 正比例函数的是 A.y=-x+3 B. y=2x-1 C. y=x D. y=x的平方 y(x+y)+(x+y)(x-y)-x² 提公因式 1.y(x+y)+(x+y)(x-y)-x的平方2.x(b+c-d)-y(d-b-c)-2c+2d-2b3.2（a-3）平方-a+34.6a(b-a)平方-2(a-b)立方5.x(b+c-d)-y(d-b-c)-2c+2d-2b6.不解方程组2x+y=6 求代数式7y(x-3y)平方-2（3y-x）立方 x-3y=1 求两个集合的交集1....A={(x,y)|3x+2y=1},D={(x,y)|6x+4y=2}求A∩D2....A={(x,y)|x+y=1},D={(x,y)|2x+2y=3}求A ∩D 已知等式3x-2y=3y-2x-1,则x与y的大小关系是?A.x大于y B.x小于y C.x等于y D.不能确定 从这几个选项中选 交集,并集的题A={（x,y）|3x+2y=1},B={（x,y）|x-y=2},C={（x,y）|2x-2y=3},D={（x,y）|6x+4y=2},求A∩B,B∩C,A∩D,B∩D void fun(int x,int y) {x=x+y;y=x-y;x=x-y; printf(%d,%d,,x,y); } main() {int x=2,y=3; fun(x,y); privoid fun(int x,int y){x=x+y;y=x-y;x=x-y;printf(%d,%d,,x,y);}main(){int x=2,y=3;fun(x,y);printf(%d,%d ,x,y);} 已知集合A={x|y=x2-2x-3,x∈R},B={y|y=x2-2x-3,x∈R},C={(x,y)|y=x2-2x-3,x,y∈R}已知集合A={x|y=x2-2x-3,x∈R},B={y|y=x2-2x-3,x∈R},C={(x,y)|y=x2-2x-3,x,y∈R},D={(x,y)|（y+3）/(x-2)=1,x,y∈R}求A∩B,B∩C,C∩D D：y>=x,y C语言中printf((%d%d,x,y,(x,y))x=1,y=2 A={(x,y)｜3x+2y=1},B={(x,y)｜x-y=2},C={(x,y)｜2x-2y=3},D={(x,y)｜6x+4y=2},求A∩B,A∩C,A∩D a/b = 1-x/y 求b/a(a)x/(y-x)(b)y/x-1(c)y/(x-y)(d)x/y + 1(e)y/(y-x)第2题(3y-1)(2y+k) = ay的平方+by-5求a+b等于多少 下列因式分解不正确的是?A.(x+3)²-1=(x+2)(x+4)B.-x^4+y²=(y+x²）（y-x²）C.2x²y-8y³=2y(x²-4y²）D.x^6-16x²=x²（x²+4）(x+2)(x-2) A={(x,y)|y=-x^2+mx-1},B={(x,y)|y=3-x,0A={(x,y)|y=-x^2+mx-1},B={(x,y)|y=3-x,0