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The eccentricity of the hyperbola 4x^(2)...

The eccentricity of the hyperbola `4x^(2) - y^(2) - 8x - 8y - 28 =0` is a)3 b)`sqrt5` c)`2` d)`sqrt7`

A

3

B

`sqrt5`

C

`2`

D

`sqrt7`

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The correct Answer is:
B
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