已知椭圆C:x^2/a^2+y^2/b^2=1,(a>b>0)的离心率为√6/3,椭圆C上任何一点到椭圆的两个焦点的距离之和为6(1)求椭圆C的方程.(2)设直线l:y=kx-2与椭圆C交于A、B两点,点p(0,1),且︱PA︱=︱PB︱,求直线l
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/13 01:25:19
![已知椭圆C:x^2/a^2+y^2/b^2=1,(a>b>0)的离心率为√6/3,椭圆C上任何一点到椭圆的两个焦点的距离之和为6(1)求椭圆C的方程.(2)设直线l:y=kx-2与椭圆C交于A、B两点,点p(0,1),且︱PA︱=︱PB︱,求直线l](/uploads/image/z/3704432-32-2.jpg?t=%E5%B7%B2%E7%9F%A5%E6%A4%AD%E5%9C%86C%3Ax%5E2%2Fa%5E2%2By%5E2%2Fb%5E2%3D1%2C%28a%3Eb%3E0%29%E7%9A%84%E7%A6%BB%E5%BF%83%E7%8E%87%E4%B8%BA%E2%88%9A6%2F3%2C%E6%A4%AD%E5%9C%86C%E4%B8%8A%E4%BB%BB%E4%BD%95%E4%B8%80%E7%82%B9%E5%88%B0%E6%A4%AD%E5%9C%86%E7%9A%84%E4%B8%A4%E4%B8%AA%E7%84%A6%E7%82%B9%E7%9A%84%E8%B7%9D%E7%A6%BB%E4%B9%8B%E5%92%8C%E4%B8%BA6%EF%BC%881%EF%BC%89%E6%B1%82%E6%A4%AD%E5%9C%86C%E7%9A%84%E6%96%B9%E7%A8%8B.%EF%BC%882%EF%BC%89%E8%AE%BE%E7%9B%B4%E7%BA%BFl%EF%BC%9Ay%3Dkx-2%E4%B8%8E%E6%A4%AD%E5%9C%86C%E4%BA%A4%E4%BA%8EA%E3%80%81B%E4%B8%A4%E7%82%B9%2C%E7%82%B9p%280%2C1%29%2C%E4%B8%94%EF%B8%B1PA%EF%B8%B1%3D%EF%B8%B1PB%EF%B8%B1%2C%E6%B1%82%E7%9B%B4%E7%BA%BFl)
xS͎A~32LlH04 ލ$C2p]'bX7Y@c,ƸÏ3xތ45UW_Uwg_³Q06npKذK8Ur )v7հq}B&Ө.j5/ IRcx8?|/O٫lMY,1,NZOk8YquLnL<yD@R5x[8HdЀHV˕X