化简:x+y+2倍根号xy/根号x+根号y
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化简:x+y+2倍根号xy/根号x+根号y化简:x+y+2倍根号xy/根号x+根号y化简:x+y+2倍根号xy/根号x+根号yx+y+2倍根号xy/根号x+根号y=(根号x+根号y)²/(根
化简:x+y+2倍根号xy/根号x+根号y
化简:x+y+2倍根号xy/根号x+根号y
化简:x+y+2倍根号xy/根号x+根号y
x+y+2倍根号xy/根号x+根号y
=(根号x+根号y)²/(根号x+根号y)
=根号x+根号y
x+y+2倍根号xy/根号x+根号y
=(根号x+根号y)²/(根号x+根号y)
=根号x+根号y