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If foci of (x^(2))/(a^(2))-(y^(2))/(b^(2...

If foci of `(x^(2))/(a^(2))-(y^(2))/(b^(2))=1` coincide with the foci of `(x^(2))/(25)+(y^(2))/(16)=1` and eccentricity of the hyperbola is 3. then

A

`a^(2)+b^(2)=9`

B

there is no directrix circle to the hyperbola

C

centre of the directrix circle is (0, 0)

D

Length of the latusrecum of the hyperbola =16

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The correct Answer is:
A, B, D
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