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about to only mathematics...

about to only mathematics

A

`1/10`

B

`sqrt8161/10`

C

`sqrt8061/10`

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
D
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ARIHANT MATHS ENGLISH-ELLIPSE-Exercise (Single Option Correct Type Questions)
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  2. An arc of a bridge is semi-elliptical with the major axis horizonta...

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  3. A tangent to the ellipse (x^2)/(25)+(y^2)/(16)=1 at any point P meets ...

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  4. If tangents are drawn from any point on the circle x^(2) + y^(2) = 25...

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  5. the equation of the chord of contact of the pair of tangents drawn to ...

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  6. x-2y+4=0 is a common tangent to y^2=4x and x^4/4+y^2/b^2=1. Then the v...

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  7. Find a point on the curve x^(2)+2y^(2)=6 whose distance from the line ...

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  8. From a point on the axis of x common tangents are drawn to the parabol...

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  9. If circumcentre of an equilateral triangle inscribed in x^(2)/a^(2) + ...

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  10. A parabola is drawn whose focus is one of the foci of the ellipse x^2...

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  11. If the maximum distance of any point on the ellipse x^2+2y^2+2x y=1 fr...

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  12. The length of the common chord of the ellipse ((x-1)^2)/9+((y-2)^2)/4=...

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  13. The eccentricity of ellipse ax^2 + by^2 + 2gx + 2fy + c = 0 if its axi...

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  14. A circle has the same center as an ellipse and passes through the foci...

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  15. The area of the rectangle formed by the perpendiculars from the centre...

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  16. An ellipse is inscribed in a circle and a point within the circle is c...

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  17. An ellipse slides between two perpendicular straight lines. Then id...

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  18. about to only mathematics

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  19. The equation of the locus of the middle point of the portion of the ta...

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  20. The tangent at a point P(acosvarphi,bsinvarphi) of the ellipse (x^2)/(...

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