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Math Help - trigo problem

  1. #1
    Newbie
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    Mar 2011
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    trigo problem

    i am facing a problem since i nvr since this type of equation before to solve it

    when i solve until this part which is
    500sin(theta) - 866.03cos(theta) - 693.82 = 0
    in order to solve the (theta), even thought i divide by cos (theta), i still have 693.82 / cos (theta)

    how shud i solve it?

    thank you if u would like to lend a hand for me
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  2. #2
    MHF Contributor
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    Re: trigo problem

    You can use these formulas to convert a linear combination of sine and cosine into just sine.
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  3. #3
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    Mar 2011
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    Re: trigo problem

    thank, i totally forget about this formula, thank a lot
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