AIEEE 2005 Math Solved Paper

Section: Mathematics
© examsiri.com
Question : 20 of 71
 
Marks: +1, -0
An ellipse has OB as semi minor axis, F and F its foci and the angle FBF′ is a right angle. Then the eccentricity of the ellipse is
[AIEEE 2005]
Go to Question: