JEE Mains Model Paper 17

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Question : 65 of 90

Marks: +1, -0

If 'e' is eccentricity of hyperbola

x2

a2

−

y2

b2

= 1 and θ is angle between asymptotes, then cos

θ

2

=

√e
e
1+e
1
√e
1
e

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