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If e and e' are the eccentricities of th...

If e and e' are the eccentricities of the ellipse `5x^(2) + 9 y^(2) = 45 ` and the hyperbola `5x^(2) - 4y^(2) = 45` respectively , then `ee'` is equal to

A

9

B

4

C

5

D

1

Text Solution

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The correct Answer is:
D
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