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If the focus of a parabola is at (0, -3)...

If the focus of a parabola is at (0, -3) and its directrix is y = 3, then its equation is

A

`x^(2) = - 12y`

B

`x^(2) = 12y `

C

`y^(2) = - 12x `

D

`y^(2) = 12x `

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The correct Answer is:
A
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  14. The length of the transverse axis of a hyperbola is 7 and it passes th...

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  15. Equation of the hyperbola with eccentricity 3/2 and foci at (±2,0) is

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  16. The equation of the chord joining the points (x(1) , y(1)) and (x(2), ...

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  17. The foci of the hyperbola (x^(2))/(16) -(y^(2))/(9) = 1 is :

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