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If normal to the parabola y^2-4a x=0 at ...

If normal to the parabola `y^2-4a x=0` at `alpha` point intersects the parabola again such that the sum of ordinates of these two points is 3, then show that the semi-latus rectum is equal to `-1. 5alphadot`

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CENGAGE ENGLISH-CONIC SECTIONS-All Questions
  1. T P and T Q are tangents to the parabola y^2=4a x at P and Q , respect...

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  2. Find the locus of the midpoint of normal chord of parabola y^2=4ax

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  3. If normal to the parabola y^2-4a x=0 at alpha point intersects the par...

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  4. If the parabolas y^2=4a x and y^2=4c(x-b) have a common normal other t...

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  5. Find the angle made by a double ordinate of length 8a at the vertex of...

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  6. The cable of a uniformly loaded suspension bridge hangs in the form of...

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  7. If the chord of contact of tangents from a point P to the parabola y^2...

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  8. Tangents are drawn from any point on the line x+4a=0 to the parabola y...

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  9. If a normal to a parabola y^2 =4ax makes an angle phi with its axis, t...

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  10. Tangents are drawn to the parabola y^2=4a x at the point where the lin...

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  11. Find the vertex of the parabola x^2=2(2x+y).

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  12. Find the length of the common chord of the parabola y^2=4(x+3) and th...

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  13. Find the coordinates of any point on the parabola whose focus is (0, 1...

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  14. If the focus and vertex of a parabola are the points (0, 2) and (0, 4)...

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  15. Find the length of the latus rectum of the parabola whose focus is at ...

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  16. The focal chord of the parabola y^2=a x is 2x-y-8=0 . Then find the eq...

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  17. The vertex of a parabola is (2, 2) and the coordinats of its two ex...

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  18. Find the equation of the directrix of the parabola x^2-4x-3y+10=0.

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  19. Find the locus of the midpoint of chords of the parabola y^2=4a x that...

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  20. In the parabola y^2=4a x , then tangent at P whose abscissa is equal t...

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