If the eccentricity of the hyperbola (x^...

If the eccentricity of the hyperbola `(x^(2))/(16)-(y^(2))/(b^(2))=-1` is `(5)/(4)`, then `b^(2)` is equal to

A

`(256)/(9)`

B

`(16)/(3)`

C

9

D

3

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The correct Answer is:

A

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