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In each of the following find the coordi...

In each of the following find the coordinates of the focus , axis of the parabola , the equation of the directrix and the length of the latus rectum.
`y^(2)=-8x`

A

(3,0)

B

(3,2)

C

(3,3)

D

(0,3)

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The correct Answer is:
C
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HIMALAYA PUBLICATION-PARABOLA-QUESTION BANK
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  7. The condition for the line L x+m y+n=0 to be a tangent for x^(2)=y is

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  8. The distance of the P on the parabola y^(2)=4 x from the focus is 26. ...

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  9. Vertex of the parabola y^(2)+2 y+x=0 lies in the quadrant,

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  10. The equation of the tangent to the parabola y=x^(2)-x at the point x=1...

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  11. The vertex of a parabola is at the origin and the directrix is x+5=0 ....

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  12. The point of intersection of the latus rectum and the axis of the para...

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  13. The equation of the parabola whose vertex is (2,-1), axis is vertical ...

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  14. The length of the latus rectum of the parabola is 3 y^(2)+6 y+8 x-5=0 ...

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  15. The length of the latus rectum of the parabola whose directrix is 2 x-...

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  16. The focal distance of the point (other than the origin) on the parabol...

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  17. If the line y=m x+c is a tangent to the parabola y^(2)=4 a(x+a), then ...

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  18. The line x+y=1 is a tangent to the parabola y^(2)-y+x=0, at

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  19. The point on the parabola y^(2)=8 x where the normal is inclined at 30...

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  20. t(1) and t(2) are the parameters of the end-points f a focal chord of ...

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