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Eccentricity of ellipe `9x^(2) + 25y^(2) = 225` is …….

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Eccentricity of ellipse (x^(2))/(169) + (y^(2))/(25) = 1 and (x^(2))/(a^(2)) + (y^(2))/(b^(2)) = 1 then (a)/(b) = ……..

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e_(1) and e_(2) are eccentricities of conies 5x^(2) + 9y^(2) = 45 and 5x^(2) - 4y^(2) = 45 then e_(1) .e_(2) = ……….

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If e is the eccentricity of the ellipse (x^(2))/(a^(2)) + (y^(2))/(b^(2)) = 1 (a lt b) , then ……..

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The centre of the circle 2x^(2) + 2y^(2) + (3)/(2) x + 9 = 0 is . . . .

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KUMAR PRAKASHAN-CONIC SECTIONS-SOLUTIONS OF NCERT EXEMPLAR PROBLEMS (SHORT ANSWER TYPE QUESTIONS)
  1. IF a circle passes through the point (0,0) (a,0),(0,b) then find the ...

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  2. Find the equation of the circle which touches X - axis and whose centr...

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  3. If the lines 3x - 4y + 4 = 0 and 6x - 8y - 7 = 0 are tangents to a cir...

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  4. Find the equation of a circle which touches both the axes and the line...

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  5. If one end a diameter of the circle x^(2) + y^(2) - 4x - 6y + 11 = 0 i...

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  6. Find the equation of the circle having (1, -2) as its centre and passi...

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  7. Find k if line y = sqrt(3)x + k touches the circle x^(2) + y^(2) = 16.

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  8. Find the equation of a circle concentric with the circle x^(2) + y^(2)...

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  9. If the latus rectum of an ellipse is equal of half of minor axis, then...

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  10. Eccentricity of ellipe 9x^(2) + 25y^(2) = 225 is …….

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  11. If the eccentricity of an ellipse is (5)/(8) and ht distance between i...

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  12. …….is the equation of ellipse with eccentricity e = (2)/(3). Length of...

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  13. Find the distance between the directrices of th ellipse (x^(2))/(36) +...

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  14. Find the co-ordinates of a point on the parabola y^(2) = 8x whose foca...

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  15. Find the length of the line-segment joining the vertex of the parabola...

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  16. If the point (0,4) and (0,2) are respectively the vertex and focus of ...

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  17. If the line y = mx + 1 is tangent to the parabola y^(2) = 4x then find...

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  18. If the distance between the foci of a hyperbola is 16 and its eccentr...

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  19. Find the eccentricity of the hyperbola 9y^(2) - 4x^(2) = 36.

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  20. Find the equation of the hyperbola with eccentricity (3)/(2) and foci ...

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