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Questions  

In an ellipse, the distance between the foci is  6 and length  of semi minor axis is 4, then eccentricity of the ellipse is   

a
25
b
35
c
23
d
12

detailed solution

Correct option is B

2ae=6  and   b=4. So  a2e2=a2−b2⇒a2=25  and e=35

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