HyperbolaHard

Question

If e is the eccentricity of the hyperbola = 1 and θ is angle between the asymptotes, then cosθ/2 =

Options

A.
B.
C.
D.

Solution

tanθ/2 = b/a
⇒ cosθ/2 =
⇒ cosθ/2 =

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