已知抛物线L的方程为x^2=2py,(p>0),o为坐标原点,F为抛物线的焦点,直线y=x截抛物线L所得弦|OB|=4根号21)求P2)抛物线上是否存在异于点O,B的点C,使得经过OBC三点的圆和抛物线在点C处有相同的切
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/30 06:35:00
![已知抛物线L的方程为x^2=2py,(p>0),o为坐标原点,F为抛物线的焦点,直线y=x截抛物线L所得弦|OB|=4根号21)求P2)抛物线上是否存在异于点O,B的点C,使得经过OBC三点的圆和抛物线在点C处有相同的切](/uploads/image/z/1012653-45-3.jpg?t=%E5%B7%B2%E7%9F%A5%E6%8A%9B%E7%89%A9%E7%BA%BFL%E7%9A%84%E6%96%B9%E7%A8%8B%E4%B8%BAx%5E2%3D2py%2C%EF%BC%88p%3E0%EF%BC%89%2Co%E4%B8%BA%E5%9D%90%E6%A0%87%E5%8E%9F%E7%82%B9%2CF%E4%B8%BA%E6%8A%9B%E7%89%A9%E7%BA%BF%E7%9A%84%E7%84%A6%E7%82%B9%2C%E7%9B%B4%E7%BA%BFy%3Dx%E6%88%AA%E6%8A%9B%E7%89%A9%E7%BA%BFL%E6%89%80%E5%BE%97%E5%BC%A6%7COB%7C%3D4%E6%A0%B9%E5%8F%B721%EF%BC%89%E6%B1%82P2%EF%BC%89%E6%8A%9B%E7%89%A9%E7%BA%BF%E4%B8%8A%E6%98%AF%E5%90%A6%E5%AD%98%E5%9C%A8%E5%BC%82%E4%BA%8E%E7%82%B9O%2CB%E7%9A%84%E7%82%B9C%2C%E4%BD%BF%E5%BE%97%E7%BB%8F%E8%BF%87OBC%E4%B8%89%E7%82%B9%E7%9A%84%E5%9C%86%E5%92%8C%E6%8A%9B%E7%89%A9%E7%BA%BF%E5%9C%A8%E7%82%B9C%E5%A4%84%E6%9C%89%E7%9B%B8%E5%90%8C%E7%9A%84%E5%88%87)
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