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If a parabole y^(2) = 4ax passes throug...

If a parabole `y^(2) = 4ax ` passes through (2,-6), then its latus-rectum is

A

9

B

16

C

18

D

6

Text Solution

Verified by Experts

The correct Answer is:
C
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MARVEL PUBLICATION-CIRCLE AND CONICS -MULTIPLE CHOICE QUESTIONS
  1. If P S Q is a focal chord of the parabola y^2=8x such that S P=6 , the...

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  2. If ASB is a focal chord of a parabola such that AS = 2 and SB = 4 , th...

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  3. If a parabole y^(2) = 4ax passes through (2,-6), then its latus-rectu...

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  4. Equation of directrix of parabola 5y^(2) = 4x is

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  5. The length of the latusrectum of the parbola whose focus is (3, 3) and...

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  6. If (x(1) ,y(1))" and " (x(2) , y(2)) are ends of a chord of y^(2) = ...

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  7. If P(2,8) is one end of the focal chord PQ of the parabola (8t^(2),...

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  8. If (x(1) , y(1)) " and " (x(2), y(2)) are ends of a focal chord of pa...

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  9. Write the length of het chord of the parabola y^2=4a x which passes th...

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  10. If the focal distance of a point on the parabola y^(2) = 8x is 4,...

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  11. If (4,0) is the vertex , and Y-axis the directrix of a parabola , then...

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  12. If ASB is a focal chord of a parabola such that AS = 2 and SB = 4 , th...

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  13. Equation of the directrix of the parabola 5y^(2) = 4x is

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  14. The parametric coordinates of any point on the parabola y^(2) = 4ax ca...

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  15. If PSQ is a focal chord of the parabola y^(2) = 4ax such that SP = 3...

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  16. If P S Q is a focal chord of the parabola y^2=8x such that S P=6 , the...

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  17. If the equation of a parabola is y^(2) + 12x - 4y = 32 , then its ec...

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  18. Distance between an end of a latus-rectum of the parabola y^(2) = 16x...

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  19. Semi-axes are 3 and 2

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  20. Find the equation of th ellipse, the co-ordinates of whose foci are (p...

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