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If the distance between the foci and the...

If the distance between the foci and the distance between the directrices of the hyperbola `(x^2)/(a^2) - (y^2)/(b^2) = 1` are in the ratio 3:2,then a:b is

A

`sqrt2:1`

B

`sqrt3:sqrt2`

C

`1:2`

D

`2:1`

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The correct Answer is:
A
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