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Math Help - Trigonometric Equations

  1. #1
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    Trigonometric Equations

    Solve sin x = 0.5 and find its principal solution.
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  2. #2
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    Re: Trigonometric Equations

    Have you tried anything?
    Thanks from topsquark
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  3. #3
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    Re: Trigonometric Equations

    hint


    If x is a variable and α is a constant

    such that : sin x = sin α,

    then : x = nπ + (-1)ⁿ.α, ... ∀ n ∈ ℤ.
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