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

If x+y-1 = 0 touches the parabola `y^(2)` = kx the value of k is

A

`-4`

B

4

C

3

D

`-3`

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-PARABOLA-EXERCISE- I
  1. The focal distance of the point (9,6) on the parabola y^(2)=4x is

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  2. If (6, 9) is one end of double ordinate of x^(2)=4y then equation of d...

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  3. If x+y-1 = 0 touches the parabola y^(2) = kx the value of k is

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  4. If the line x-y+k =0 is a tangent to the parabola x^(2) = 4y then k =

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  5. The condition for- the line 4x + 3y + k = 0 to intersect y^(2) = 8x is

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  6. The equation of the tangent to the parabola y^(2)=16x and perpendicul...

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  7. The sum and product of the slopes of the tangents to the parabola y^(2...

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  8. The locus of the point of intersection of two tangents to the parabola...

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  9. The locus of the point of intersection of perpendicular tangents to th...

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  10. Angle between tangents drawn at ends of focal chord of parabola y^(2) ...

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  11. Point of intersection of tangents to the paraholu (y-2)^(2) = 4(x-1) a...

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  12. The equation of the normal to the curve x^2=4y at (2,1) is

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  13. The graph represented by the equations x= sin ^(2) t, y = 2 cos t is

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  14. Find the value of k if the line 2y=5x+k is a tangent to the parabola y...

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  15. The equation of the tangent to the parabola y^(2)=8x and which is para...

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

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  17. The sum of the slopes of the tangents to the parabola y^(2)=8x drawn f...

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  18. The locus of point of intersection of perpendicular tangents drawn to ...

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  19. The point of intersection of tangents at the ends of Iatus rectum of t...

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  20. The equation to the normal to the parabola x^(2) = 2y at (1, 2) is

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