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Co - ordinate Geometry Ellipse

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The equations of the directrices of the ellipse 16x² + 25y² = 400 are

A. 2x = ±25

B. 5x = ±9

C. 3x = ±10

D. 3x = ±25

E. None of the above

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Correct choice: E

Explanation:

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Eamcet Mathematics Co - ordinate Geometry Ellipse

Eamcet Mathematics
Co - ordinate Geometry Ellipse