In conic section c = √a^2 - b^2 or c = √a^2 b^2 which one is correct

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This question was asked in Ex 11.3, 1

In conic section c = √a^2 - b^2 or c = √a^2 b^2 which one is correct

Akshay Malviya

Feb. 4, 2018, 11:43 p.m.

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