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If e1 is the eccentricity of the ellipse...

If `e_1` is the eccentricity of the ellipse `x^2/16+y^2/7=1` and `e_2` is the eccentricity of the hyperbola `x^2/9-y^2/7=1` then `e_1+e_2` is equal to a)`16/7` b)`25/4` c)`25/12`d)`16/9`

A

`16/7`

B

`25/4`

C

`25/12`

D

`16/9`

Text Solution

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The correct Answer is:
C
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