已知圆C的方程为x²+(y-4)²=4,点O是坐标原点.直线l:y=kx与圆C交于M,N两点.设Q(m,n)是线段MN上的点,且2/[OQ]²=1/[OM]²+1/[ON]².请将n表示为m的函数
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/05 15:48:27
![已知圆C的方程为x²+(y-4)²=4,点O是坐标原点.直线l:y=kx与圆C交于M,N两点.设Q(m,n)是线段MN上的点,且2/[OQ]²=1/[OM]²+1/[ON]².请将n表示为m的函数](/uploads/image/z/7673389-61-9.jpg?t=%E5%B7%B2%E7%9F%A5%E5%9C%86C%E7%9A%84%E6%96%B9%E7%A8%8B%E4%B8%BAx%26%23178%3B%2B%EF%BC%88y-4%EF%BC%89%26%23178%3B%3D4%2C%E7%82%B9O%E6%98%AF%E5%9D%90%E6%A0%87%E5%8E%9F%E7%82%B9.%E7%9B%B4%E7%BA%BFl%3Ay%3Dkx%E4%B8%8E%E5%9C%86C%E4%BA%A4%E4%BA%8EM%2CN%E4%B8%A4%E7%82%B9.%E8%AE%BEQ%EF%BC%88m%2Cn%EF%BC%89%E6%98%AF%E7%BA%BF%E6%AE%B5MN%E4%B8%8A%E7%9A%84%E7%82%B9%2C%E4%B8%942%2F%5BOQ%5D%26%23178%3B%3D1%2F%5BOM%5D%26%23178%3B%2B1%2F%5BON%5D%26%23178%3B.%E8%AF%B7%E5%B0%86n%E8%A1%A8%E7%A4%BA%E4%B8%BAm%E7%9A%84%E5%87%BD%E6%95%B0)
xRnPJU"&}tm#U-ڍ!V%
&Q[cck:~dQɒ{fΜ˗`x:Ͻ)d{W-rԇO%vrpjj{:k@qBQ%nP8tEF"E <a>S&ECV=}˿[1H@A7-X~-K&
{Xl)V:mC6Z>4}S#دUC,h8σh۾gTsΐM73:F:l@MW\b_p=p%(0$qrD~RRDI!GJF0M2SV_HxG:L։SOұC@u7w_C#RHX'vOWhɌGBqJ)zn&d0