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Thread: find all solutions

  1. March 23rd 2009, 04:21 PM #1
    guardofthecolor4ever
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    find all solutions

    tanxsinx-sinx=0

    I can get to sinx(tanx-1)=0
    and that sinx=0

    where do i go from there???
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  2. March 23rd 2009, 04:26 PM #2
    e^(i*pi)
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    Quote Originally Posted by guardofthecolor4ever View Post
    tanxsinx-sinx=0

    I can get to sinx(tanx-1)=0
    and that sinx=0

    where do i go from there???
    sin(x)= 0 at x = 0 \pm k\pi where k is an integer

    Then do tan(x)-1=0

    tan(x) = 1 at \frac{\pi}{4} \pm k\pi where k is an integer
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