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Find the equations of the directrices of...

Find the equations of the directrices of the ellipse `x^(2) + 4y^(2) = 4 `

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The correct Answer is:
`sqrt(3) x = pm 4 `
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CHHAYA PUBLICATION-ELLIPSE-Very Short Answer Type Qustions
  1. find the length of the latus rectum of the ellipse (x^(2))/(9) +(y^(...

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  2. Calculate the eccentricity of the ellipse (x^(2))/(169)+(y^(2))/(144)...

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  3. Find the equations of the directrices of the ellipse x^(2) + 4y^(2) =...

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  4. Find the distance between the foci of the ellipse 3x^(2) + 4y^(2) = ...

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  5. Find the eccentricity of the ellipse if the length of rectum is eq...

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  6. Find the eccentricity of the ellipse if the length of minor axis ...

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  7. Find the eccentricity of the ellipse if the length of minor axis i...

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  8. If the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1 and (x^(2))/(p^(2...

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  9. The ellipse (x^(2))/(169) + (y^(2))/(25) = 1 has the same eccentri...

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  10. Find the positions of the points (i) (-3,1) (ii) (-2,-3) and (ii...

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  11. For what values of a^(2) does the point (2sqrt(3), 1) lie outsid...

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  12. The coordinates of the point on the ellipse 9x^(2) + 16y^(2) = 144 ...

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  13. Find the coordinates of a point on the ellipse x^(2) + 2y^(2) = 4 ...

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  14. If the ellipse (x^(2))/(a(1)^(2))+(y^(2))/(b(1)^(2))=1(a(1)^(2)gtb(1)^...

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  15. Find (i) the centre, (ii) vertices, (iii) equations of the axes, (iv) ...

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  16. Find (i) the centre, (ii) vertices, (iii) equations of the axes, (iv) ...

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  17. Find (i) the centre, (ii) vertices, (iii) equations of the axes, (iv) ...

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  18. Find the eccentricity, the length of latus rectum and the centre of e...

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  19. Find the latus rectum , eccentricity and the coordinates of the foci o...

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  20. Examine, with reasons, the validity of the following statement : x^(2...

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