初二下学期数学分式方程之类的题目1.已知X2+Y2-8X-10Y+41=0,求X/Y(Y分之X)_Y/X的值.
<p>问题：初二下学期数学分式方程之类的题目1.已知X2+Y2-8X-10Y+41=0,求X/Y(Y分之X)_Y/X的值.<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">何小其的回答：<div class="content-b">网友采纳 x²+y²-8x-10y+41=0 x²-8x+16+y²-10y+25=0 (x-4)²+(y-5)²=0 x-4=0x=4 y-5=0y=5 x/y-y/x(你写反了) =4/5-5/4 =-9/20
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