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The length of latusrectum x^(2) - 6x + 1...

The length of latusrectum `x^(2) - 6x` + 16y + 25 = 0 is

A

5

B

4

C

16

D

`(5)/(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-PARABOLA-EXERCISE- II
  1. The vertex of parabola whose focus is (2,1) and directrix is x - 2y + ...

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  2. The focus and directrix of a parabola are (1, 2) and x + 2y + 9 = 0 th...

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  3. The length of latusrectum x^(2) - 6x + 16y + 25 = 0 is

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  4. I : The length of the latus rectum of the parabola y^(2)+8x-2y+17=0 i...

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  5. The length of latus rectum of the parabola whose focus is ((u^(2))/(2g...

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  6. The latusrectum of the parabola 13[(x-3)^(2)+(y-4)^(2) ]= (2x-3y+5)^(2...

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  7. Vertex is (4, 3) and diretctrix is 3x+2y-7=0 then equation of latusrec...

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  8. The parabola (y+1)^(2)=a(x-2) passes through point (1,-2). The equaito...

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  9. lf L and L^(1) are ends or latusrectum of the parabola 9y^(2)= 4x then...

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  10. The point (2a, a) lies inside the region bounded by the parabola x^(2)...

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  11. The length or double ordinate of parabola ,y^(2) = 8x which subtends a...

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  12. An equilateral triangle is inscribed in the parabola y^(2) = 8x with o...

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  13. If an equilateral Delta is inscribed in a parabola y^(2) = 12x with on...

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  14. The angle subtended by the double ordinate of length 8a of the parabol...

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  15. PQ is a double ordinate of the parabola y^(2)+4x . The locus of its po...

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  16. An arch is in the shape of a parabola whose axis is vertically downwor...

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  17. The point or contact of the Une 2x-y+2 = 0 with the parabola y^(2)=16x...

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  18. The equation of the tangent to the parabola y^(2)=8x inclined at 30^(@...

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  19. The straight line x+y touches the parabola y=x-x^(2) then k =

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  20. Point of contact of y=1-x w.r.t. y^(2)-y+x=0 is

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