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Math Help - Trig basics made easy

  1. #1
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    Trig basics made easy

    This site Quick Lessons in Trigonometry explains basic trig identities alot easier than most books I have read, and it includes a nice formula sheet to help in learning the formulas needed- hope this helps
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  2. #2
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    Waaa look at the identities
    the negatives part
    how come cos (- alpha) = - cos ( alpha )???
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  3. #3
    Grand Panjandrum
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    Quote Originally Posted by ^_^Engineer_Adam^_^ View Post
    Waaa look at the identities
    the negatives part
    how come cos (- alpha) = - cos ( alpha )???
    It's just wong, cos is an even function and cos(-alpha)=cos(alpha).

    RonL
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  4. #4
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    problem fixed guys- sorry about the mistake- I haven't done alot of debugging yet- let me know if you find anything else-
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  5. #5
    Forum Admin topsquark's Avatar
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    Quote Originally Posted by mathwhiz14 View Post
    problem fixed guys- sorry about the mistake- I haven't done alot of debugging yet- let me know if you find anything else-
    The first couple of units seem to be okay. However, the links at the bottom of the page all link to the Google ads.

    -Dan
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