Q 1550180014.     The distance between the foci of the hyperbola `x^2 – 3y^2 – 4x – 6y – 11 = 0` is

BITSAT 2008
A

`6`

B

`7`

C

`8`

D

None of these

HINT

`x^2 – 3y^2 – 4x – 6y – 11 = 0` `(x^2 – 4x + 4) – 3 (y^2 + 2y + 1) – 11= 4 – 3`

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