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If e1 is the eccentricity of the conic 9...

If `e_1` is the eccentricity of the conic `9x^2+4y^2=36\ a n d\ e_2` is the eccentricity of the conic `9x^2-4y^2=36` then `e1 2-e2 2=2` b. `e2 2-e1 2=2` c. `2<3 2 2-3 1 2<3` d. `e2 2-e1 2>3`

A

`e_(1)^(2)+e_(2)^(2)=2`

B

`3 lt e_(1)^(2)+e_(2)^(2) lt 4`

C

`e_(1)^(2)+e_(2)^(2) gt 4`

D

none

Text Solution

Verified by Experts

The correct Answer is:
B
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