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The equation of the directrix to the par...

The equation of the directrix to the parabola `y^(2)-2 x-6 y-5=0` is

A

`2 x+15=0`

B

`x+5=0`

C

`2 x+3=0`

D

`x+2=0`

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The correct Answer is:
A
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HIMALAYA PUBLICATION-PARABOLA-QUESTION BANK
  1. Axis of the parabola x^(2)-3 y-6 x+6=0 is

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  2. If x+y+1=0 touches the parabola y^(2)=lambda x then lambda=

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  3. The equation of the directrix to the parabola y^(2)-2 x-6 y-5=0 is

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  4. The vertex of the parabola x^(2)+12 x-9 y=0 is

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  5. The focus of the parabola y^(2)-4 y-8 x+4=0 is

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  6. If 2y = 5x + k is a tangent to the parabola y^(2) = 6x then k =

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  7. The line 4 x+6 y+9=0 touches the parabola y^(2)=4 x at the point

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  8. The vertex of the parabola x^(2)+8 x+12 y+4=0 is

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  9. If the normal to the parabola y^(2)=4 x at P(1,2) meets' the parabola ...

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  10. The length of the latus rectum of the parabola y^(2)+8 x-2 y+17=0 is

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

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  12. The equation of the parabola with focus (0,0) and directrix x+y=4 is

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  13. The parabola with the directrix x+2 y-1=0 and focus (1,0) is

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  14. The line among the following, that touches the parabola y^(2)=4 a x is

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  15. If a point P moves such that its distance from the point A(1,1) and th...

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  16. Let O be the origin and A be a point on the curve y^(2)=4 x. Then the ...

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  17. The length of latus rectum of the parabola y^(2)=4 a x whose focal cho...

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  18. The equation of a line drawn through the focus of the parabola y^(2)=-...

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  19. Let the directrix of a parabola y^(2)=2 a x is a tangent to a circle w...

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  20. The equation of the parabola which passes through the intersection of ...

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