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sum of focal distances of a point on the ellipse x^2/4+y^2/9=1?

nabarun chakraborty , 11 Years ago
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anser 2 Answers
k sesi preetam

Last Activity: 11 Years ago

6 is the answer

Khandavalli Satya Srikanth

Last Activity: 11 Years ago

Focal distance is given by f=sqrt(b^2-a^2)

=sqrt(3^2-2^2)

=sqrt(5)

Focal distance is sqrt(5)

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