Trig.
posted by Tara .
tan^2BeatacscBetatan^2 (simplify)
(sin/cos)^2Beta times 1/sin(sin/cos)^2
(sin^2/cos^2)(sin^2/cos^2)=sin/cos
Is this correct?

(s^2/c^2)(1/s)  s^2/c^2
(s^2/c^2) [ 1/s 1 ]
(s^2/c^2)(1s)/s
(s/c^2)(1s)
I do not know what more can be done.