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The length of the transverse axis of a h...

The length of the transverse axis of a hyperbola, 2 cos0. the foci of the hyperbola are the same as that of the ellips `9x^(2)+16y^(2)=144. the equation of the hypperbola is

A

`x^(2)/(cos^(2)alpha)-y^(2)/(7-cos^(2)alpha)=1`

B

`x^(2)/(cos^(2)alpha)-y^(2)/(7+cos^(2)alpha)=1`

C

`x^(2)/(1+cos^(2)alpha)-y^(2)/(7+cos^(2)alpha)=1`

D

`x^(2)/(1+cos^(2)alpha)-y^(2)/(7-cos^(2)alpha)=1`

Text Solution

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The correct Answer is:
A
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DISHA PUBLICATION-CONIC SECTIONS-Exercise-2 : Concept Applicator
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