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The vertex of a parabola is the point (a...

The vertex of a parabola is the point `(a , b)` and the latus rectum is of length `l`. If the axis of the parabola is parallel to the y-axis and the parabola is concave upward, then its equation is a. `(x+a)^2=1/2(2y-2b)` b. `(x-a)^2=1/2(2y-2b)` c. `(x+a)^2=1/4(2y-2b)` d. `(x-a)^2=1/8(2y-2b)`

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CENGAGE PUBLICATION-CONIC SECTIONS-All Questions
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  2. Which one of the following equation represent parametric equation to a...

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  3. The vertex of a parabola is the point (a , b) and the latus rectum is ...

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  5. Prove that the equation of the parabola whose focus is (0, 0) and tang...

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  6. The equation of the parabola whose vertex and focus lie on the axis of...

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  7. Prove that for a suitable point P on the axis of the parabola y^(2)=4a...

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  8. Two parabola have the same focus. If their directrices are the x-and t...

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  11. Prove that any point on the ellipse whose foci are (-1,0) and (7,0)...

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  12. Find the eccentric angle of a point on the ellipse (x^2)/6+(y^2)/2=...

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  13. Find the area of the greatest rectangle that can be inscribed in an ...

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  14. The auxiliary circle of a family of ellipses passes through the ori...

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  15. Find the number of rational points on the ellipse (x^2)/9+(y^2)/4=1.

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  16. A line passing through the origin O(0,0) intersects two concentric ...

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