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The equation of common tangents to the e...

The equation of common tangents to the ellipse
` x^(2) +2y^(2) =1 and " the circle" x^(2) + y^(2) =(2)/(3) ` is

A

`x -sqrt2y +sqrt2 =0 `

B

` y= 7x +sqrt3 `

C

` y= sqrt(7x) + sqrt2`

D

` y= 7 x - sqrt3 `

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The correct Answer is:
A
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AAKASH SERIES-REVISION EXERCISE -ELLIPSE
  1. (2,4 ) and (10 , 10 ) are the ends of the latus rectum of an ellipse...

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  2. A common tangent to the circle x^(2) +y^(2) =16 and an ellipse (x^(2...

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  3. The equation of common tangents to the ellipse x^(2) +2y^(2) =1 and...

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  4. Let PSP ^(1) is a focal chord of the ellipse 4x^(2) +9y^(2) =36 and...

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  5. The locus of the mid points of the normal chords of ( x^(2) ) /(a^(2))...

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  6. Tangents are drawn through the point (4, sqrt3) to the ellipse (x^(2...

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  7. The locus of the foot of the perpendicular drawn from the centre of th...

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  8. The locus of the mid points of parallel chords of an ellipse is a strr...

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  9. If the locus of the mid points of the chords of the ellipse (x^(2))/(a...

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  10. A point moves such that the distance from the point (2,0) is always 1...

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  11. Tangents are drawn to the ellipse (x^(2))/(a^(2)) +(y^(2))/( b^(2)) =a...

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  12. The nature of inter cepts made on the axes by the tangent at the point...

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  13. If the ellipse (x^(2))/( 4) + y^(2) =1 meets the ellipse x^(2) +(y^(...

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  14. Angle substended by common tangents of two ellipse 4( x-4) ^(2) +25y^(...

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  15. The line x= t^(2) meet the ellipse x^(2) +(y^(2))/( 9) =1 in the rea...

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  16. If S and S' are the foci of the ellipse (x^(2))/( 25)+ ( y^(2))/( 16) ...

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  17. If a tangent of slope 2 of the ellipse (x^(2))/( a^(2)) +(y^(2))/( b^...

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  18. Statement 1: In a triangle ABC , If base BC is fixed and perimeter of ...

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  19. An ellipse drawn by taking a diameter of the circle (x-1)^(2)+y^(2)=1 ...

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  20. Statement 1: In an ellipse the sum of the distances between foci is al...

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