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The equation of the ellipse whose vertic...

The equation of the ellipse whose vertices are `(+- 5, 0)` and foci at `(+-4, 0)` is

A

`9x^(2)+ 25y^(2)=225`

B

` 25 x ^(2) + 9y ^(2) =225`

C

`3x ^(2) + 4y ^(2) =192`

D

`4x ^(2) + 3y ^(2) =192`

Text Solution

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The correct Answer is:
A
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TARGET PUBLICATION-CIRCLE AND CONICS -CRITICAL THINKING
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  2. The equation of the ellipse whose centre is (2,-3), one of the foci is...

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  3. The equation of the ellipse whose vertices are (+- 5, 0) and foci at (...

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  4. Find the equation of the ellipse with foci at (+-5,0)a n dx=(36)/5 as ...

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  5. The equation of the ellipse whose one of the vertices is (0,7) and the...

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  6. An ellipse (x^2)/(a^2)+(y^2)/(b^2)=1 passes through the point (-3,1) a...

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  7. The latus rectum of an ellipse is 10 and the minor axis Is equal to th...

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  8. Find the equation of an ellipse the distance between the foci is 8 ...

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  9. The equatio (x ^(2 ))/( 2 -r) + (y ^(2))/(r -5) +1=0 represents an ell...

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  10. The equation of the directrice of the ellipse 16x ^(2) + 25 y ^(2)= 40...

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  11. If the distance betweent a focus and corresponding directrix of an ell...

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  12. The distnce between the foci of the ellipse 3x ^(2) + 4y ^(2) =48 is

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  13. Eccentricity of the ellipse whose latus rectum is equal to the distnce...

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  14. Filnd the distance between the directrices the ellipse (x^2)/(36)+(...

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  15. The equation of the circle passing through the foci of the ellipse (x...

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  16. Prove that the curve represented by x=3(cost+sint),y=4(cost-sint),t in...

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  17. The length of the axes of the conic 9x^(2) + 4y^(2) - 4y + 1 = 0, are

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  18. The co-ordinates of the foci of the ellipse 3x ^(2) + 4y ^(2) -12 x -8...

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  19. The eccentricity of the ellipse 4x^2=9y^2=8x+36 y+4=0 is 5/6 b. 3/5 c....

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  20. An ellipse is described by using an endless string which is passed ove...

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