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The equation of the parabola with the fo...

The equation of the parabola with the focus (3,0) and directrix x+3=0 is

A

`y^2=6x`

B

`y^2=-3x`

C

`y^2=12x`

D

`y^2=2x`

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JBD PUBLICATION-CONIC SECTIONS-EXAMPLE
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  5. Find the equation of a circle having centre at point C(-2,3) and touch...

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  6. In each of the following find the centre and radius of the circles (x+...

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