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Math Help - Trigonometry

  1. #1
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    Trigonometry

    Please help me with this question, really confused, need full procedure

    Find the exact value of tan(-330)

    Its answer is (sqrt 3)/2
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  2. #2
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    Quote Originally Posted by creatively12 View Post
    Please help me with this question, really confused, need full procedure

    Find the exact value of tan(-330)

    Its answer is (sqrt 3)/2
    tan(a+b) = \frac{tan(a)+tan(b)}{1-tan(a)tan(b)}

    a = -360 and b = 30

    Both of these are standard angles
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  3. #3
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    but your answer comes as (sqrt 3)/3, but its actually (sqrt 3)/2 at the back of the book (confused)
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  4. #4
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    but your answer comes as (sqrt 3)/3, but its actually (sqrt 3)/2 at the back of the book
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