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Math Help - Trigonometric Functions

  1. #1
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    Trigonometric Functions

    Hi! I can't figure this out:

    The point (pi/4,1) lies on the function in the form y= sin kx. Determine k.

    So I did:

    1= sin k (pi/4)

    Is that right? If it is, how do I solve the equation?
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  2. #2
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    Quote Originally Posted by Dovud View Post
    Hi! I can't figure this out:

    The point (pi/4,1) lies on the function in the form y= sin kx. Determine k.

    So I did:

    1= sin k (pi/4)

    Is that right? If it is, how do I solve the equation?
    Next step is to take the inverse sine of both sides.
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  3. #3
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    Dec 2009
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    I actually thought of that soon after posting this Thank you though!
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