(x^(2))/(cos^(2)alpha)-(y^(2))/(sin^(2)a...

`(x^(2))/(cos^(2)alpha)-(y^(2))/(sin^(2)alpha)` = `1 (0 lt alpha lt (pi)/(2))` is the equation of a hyperbola, then which of the following(s) is /are depend(s) on `alpha` -

A

eccentricity

B

abscissa of the focus

C

directrix

D

vertex

Verified by Experts

The correct Answer is:

A,C,D

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