根号下(x^2-2xy+y^2/xy)化简 x>y>0
根号下(x^2-2xy+y^2/xy)化简 x>y>0
根号下(x^2-2xy+y^2/xy)化简 (x>y>0)
x根号x+x根号y/xy-y^2)-(x+根号xy+y/x根号x-y根号)y
已知正实数x y满足x-根号xy-2y=0求 x+3根号xy+2y/2x-2根号下xy-y
若X>0,y>0,且x-根号下xy-2y=0,求(2x-根号下xy)/y+2根号下xy的值
若x>0,y>0,且x-根号下xy-2y=0,求【2x-根号下xy】÷【y+2根号下xy】的值
(x+y)/(根号下x+根号下y)+2xy/(x根号下y+y根号下x)=______.
(x*根号下x + x*根号下y ) / (xy-y^2) — (x + 根号下xy + y) /(x*根号下x — y
(根号下y-x)平方+根号下x平方-2xy+y平方 化简
已知:x>0,y>0,x-2y=根号xy.求(x+(根号xy)+y)/(x-(根号xy)-y)
①{(x+y)/(根号x+根号y)}+{2xy/根号xy(根号x+根号y)}
化简:(根号xy)-(根号x/y)+(根号y/x)+(根号x/y+y/x+2)(x、y>0)