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    saadsaad's Avatar
    saadsaad Posts: 1, Reputation: 1
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    #1

    May 29, 2011, 11:18 PM
    pre cal
    {tan (pi / 2 - x ) sec x } / 1-csc^2 x
    RickJ's Avatar
    RickJ Posts: 7,762, Reputation: 864
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    #2

    May 30, 2011, 09:38 AM

    What is your question?
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
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    #3

    May 31, 2011, 06:51 AM

    saadsaad - if your question is how to simplify this, try replacing the tan, sec, and csc functions with their sine and cosine primitives. And recall that sin(pi/2-x) = cos(x), and cos(pi/2 - x) = sin(x).
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