化简x/(根号x+y)
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化简x/(根号x+y)
![化简x/(根号x+y)](/uploads/image/z/19641592-64-2.jpg?t=%E5%8C%96%E7%AE%80x%2F%28%E6%A0%B9%E5%8F%B7x%2By%29)
上下同乘以√(x+y)
原式=x*√(x+y)/[√(x+y)]²
=x√(x+y)/(x+y)
原式=x*√(x+y)/[√(x+y)]²
=x√(x+y)/(x+y)
化简:((根号x-根号y)^3+2x根号x+y根号y)/(x根号x+y根号y)+(3根号xy-3y)/(x-y)
已知x =2y 化简(根号y/根号x -根号y )-(根号y/根号x +根号y)
已知x=2y,化简:根号y/根号x -根号y -根号y/根号x +根号y
化简:(x-y)除以(根号x+根号y)-(x-2根号xy+y)除以(根号x-根号y)
根号x+根号y分之x-y化简
根号X-Y加上根号Y-X 化简
{化简} [x+y/(根号x+根号y)]+[2xy/x·根号y+y·根号x]
化简x十Y/根号x十根号y十2Xy/x根号y十y根号x
化简:y=根号 x+2根号x-1+根号 x-2根号x-1
化简:[(x×根号x+x×根号y)/(xy-y²)]-[(x+根号下xy+y)/(x×根号x-y×根号y)]
化简 x乘以根号下(y/x
化简 x+根号xy+y分之x根号x-y根号y