一:已知斜率为1的直线L与双曲线C:X^2/a^2-Y^2/b^2=1(a>0,b>0)相交于B,D两点 且BD的中点为M(1,3)(1)求C的离心率(2)设C的右顶点为A,右焦点为F,IDFI·IBFI=17,证明:过点A.B.D三点的圆与X轴相切.
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/05 17:52:47
![一:已知斜率为1的直线L与双曲线C:X^2/a^2-Y^2/b^2=1(a>0,b>0)相交于B,D两点 且BD的中点为M(1,3)(1)求C的离心率(2)设C的右顶点为A,右焦点为F,IDFI·IBFI=17,证明:过点A.B.D三点的圆与X轴相切.](/uploads/image/z/9482574-30-4.jpg?t=%E4%B8%80%EF%BC%9A%E5%B7%B2%E7%9F%A5%E6%96%9C%E7%8E%87%E4%B8%BA1%E7%9A%84%E7%9B%B4%E7%BA%BFL%E4%B8%8E%E5%8F%8C%E6%9B%B2%E7%BA%BFC%EF%BC%9AX%5E2%2Fa%5E2-Y%5E2%2Fb%5E2%3D1%28a%3E0%2Cb%3E0%29%E7%9B%B8%E4%BA%A4%E4%BA%8EB%2CD%E4%B8%A4%E7%82%B9+%E4%B8%94BD%E7%9A%84%E4%B8%AD%E7%82%B9%E4%B8%BAM%281%2C3%29%281%29%E6%B1%82C%E7%9A%84%E7%A6%BB%E5%BF%83%E7%8E%87%282%29%E8%AE%BEC%E7%9A%84%E5%8F%B3%E9%A1%B6%E7%82%B9%E4%B8%BAA%2C%E5%8F%B3%E7%84%A6%E7%82%B9%E4%B8%BAF%2CIDFI%C2%B7IBFI%3D17%2C%E8%AF%81%E6%98%8E%3A%E8%BF%87%E7%82%B9A.B.D%E4%B8%89%E7%82%B9%E7%9A%84%E5%9C%86%E4%B8%8EX%E8%BD%B4%E7%9B%B8%E5%88%87.)
xQ=KP+MBIMK!{]
)]t-)4EQ:i-m~+ĩ8{sy\E@^tlߙur[︻q# 9,XZ.K,B
9}"GVW
收录互联网各类作业题目,免费共享学生作业习题
头条考试网手机作业共收录了 千万级 学生作业题目
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/05 17:52:47