Trig.

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tan^2BeatacscBeta-tan^2 (simplify)

(sin/cos)^2Beta times 1/sin-(sin/cos)^2

(sin^2/cos^2)-(sin^2/cos^2)=-sin/cos

Is this correct?

  • Trig. -

    (s^2/c^2)(1/s) - s^2/c^2

    (s^2/c^2) [ 1/s -1 ]

    (s^2/c^2)(1-s)/s

    (s/c^2)(1-s)

    I do not know what more can be done.

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