已知实数x,y满足y=(根号x^2-16)

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已知实数x.y满足根号(x+y-8)+根号(8-x-y)=根号(3x-y-4)+根号(x-

已知实数x,y满足下x^2+根号2y=根号3,y^2+根号2x=根号3,求x/y+y/x已知实数x,y满足下x^2+根号2y=根号3,y^2+根号2x=根号3,求x/y+y/x已知实数x,y满足下x^

已知实数x,y满足x+2根号y=2,化简二次根式根号2x+y.已知实数x,y满足x+2根号y=2,化简二次根式根号2x+y.已知实数x,y满足x+2根号y=2,化简二次根式根号2x+y.x+2根号y=

已知实数X,Y满足根号2X-Y-8+根号X+2y+1=0,求XY.已知实数X,Y满足根号2X-Y-8+根号X+2y+1=0,求XY.已知实数X,Y满足根号2X-Y-8+根号X+2y+1=0,求XY.根

已知实数x,y满足根号(x-1)+y^2=4y-4,求(x-y)^2012的值已知实数x,y满足根号(x-1)+y^2=4y-4,求(x-y)^2012的值已知实数x,y满足根号(x-1)+y^2=4

已知实数x,y满足根号2x-y的值+5x-6=y-根号y-2x,求x,y的值已知实数x,y满足根号2x-y的值+5x-6=y-根号y-2x,求x,y的值已知实数x,y满足根号2x-y的值+5x-6=y

已知实数x,y满足y=根号x-1+根号1-x+8求根号x+y.的平方根已知实数x,y满足y=根号x-1+根号1-x+8求根号x+y.的平方根已知实数x,y满足y=根号x-1+根号1-x+8求根号x+y

实数x,y满足y=(根号2x)+(根号1-2x),求y最大值.实数x,y满足y=(根号2x)+(根号1-2x),求y最大值.实数x,y满足y=(根号2x)+(根号1-2x),求y最大值.全部展开收起

已知正实数xy满足x-根号xy-2y=0求x+3根号xy+2y/2x-2根号下xy-y已知正实数xy满足x-根号xy-2y=0求x+3根号xy+2y/2x-2根号下xy-y已知正实数xy满足x-根号x

已知实数x,y,z满足x+y+z=2根号x-1+2根号y-1+2根号z-1求X+2Y+3Z已知实数x,y,z满足x+y+z=2根号x-1+2根号y-1+2根号z-1求X+2Y+3Z已知实数x,y,z满

已知x,y都为实数,满足y=根号x-2+根号2-x+3,xy的值?已知x,y都为实数,满足y=根号x-2+根号2-x+3,xy的值?已知x,y都为实数,满足y=根号x-2+根号2-x+3,xy的值?由

已知实数x,y满足3x+4y=5,则根号x^2+y^2的最小值等于已知实数x,y满足3x+4y=5,则根号x^2+y^2的最小值等于已知实数x,y满足3x+4y=5,则根号x^2+y^2的最小值等于3

已知实数x,y满足3x+4y=5,则根号x^2+y^2的最小值等于已知实数x,y满足3x+4y=5,则根号x^2+y^2的最小值等于已知实数x,y满足3x+4y=5,则根号x^2+y^2的最小值等于3

已知实数x,y满足根号x-2+(y+1)²=0,则x-y等于已知实数x,y满足根号x-2+(y+1)²=0,则x-y等于已知实数x,y满足根号x-2+(y+1)²=0,则

已知实数x,y满足根号x-2+（y+1）²=.,则x-y等于已知实数x,y满足根号x-2+（y+1）²=.,则x-y等于已知实数x,y满足根号x-2+（y+1）²=.,则

已知实数x,y满足x^+y^+2x-2根号3y=0(1)x^+y^的最大值（2）x+y的最小值已知实数x,y满足x^+y^+2x-2根号3y=0(1)x^+y^的最大值（2）x+y的最小值已知实数x,

已知实数x,y满足x^2+根号2y=根号3且x不等于y求x+y和xy的值已知实数x,y满足x^2+根号2y=根号3,y^3+根号2x=根号3，且x不等于y，求x+y和xy的值已知实数x,y满足x^2+

已知实数x,y满足x2+(根号2)*y=根号3,y2+(根号2)x=根号3且x≠y,求xy的值已知实数x,y满足x2+(根号2)*y=根号3,y2+(根号2)x=根号3且x≠y,求xy的值已知实数x,

已知实数X,Y满足3X-Y=4的根号2,2X+Y=根号2,求X+Y的值?已知实数X,Y满足3X-Y=4的根号2,2X+Y=根号2,求X+Y的值?已知实数X,Y满足3X-Y=4的根号2,2X+Y=根号2

已知实数x,y满足(x-根号x^2-2008)(y-根号y^2-2008)=2008,则3x^2-2y^2+3x-3y-2007已知实数x,y满足【x-根号下（x^2-2008）】【y-根号下（y^2