【题目】已知抛物线y^2=4x的焦点为F,准线为l。若l与双曲线x^2/a^2-y^2/b^2=1(a>0,b>0)的两条渐近线分别交于A和B,且|AB|=4|OF|(o为原点),则双曲线的离心率e=?
标签:交于,AB,原点,4x,准线,双曲线,渐近线 From: https://blog.51cto.com/u_7726611/7613390
【题目】已知抛物线y^2=4x的焦点为F,准线为l。若l与双曲线x^2/a^2-y^2/b^2=1(a>0,b>0)的两条渐近线分别交于A和B,且|AB|=4|OF|(o为原点),则双曲线的离心率e=?
标签:交于,AB,原点,4x,准线,双曲线,渐近线 From: https://blog.51cto.com/u_7726611/7613390