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The foci a hyperbola coincides with the ...

The foci a hyperbola coincides with the foci of the ellispe ` x^(2)/25 + y^(2)/9 = 1` . Find the equation of the hyperbola if its eccentricity is 2.

A

`3x^2 - y^2 = 12`

B

`x^2 - 3y^2 = 12`

C

`y^2 - 3x = 12`

D

`3x^2 - y^2 = 2`

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The correct Answer is:
A
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