BITSAT 2007 Solved Question Paper

Section: Mathematics

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Question : 16 of 150

Marks: +1, -0

For hyperbola

x2

cos2a

−

y2

sin2a

=1 which of the following remains constant with change in 'a.'?

Abscissae of vertices
Abscissae of foci
Eccentricity
Directrix

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