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Math Help - Equation involving both trigonometric and algebraic functions

  1. #1
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    Equation involving both trigonometric and algebraic functions

    How can one solve equations like this?
    (x+1)(tanx) = -1
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  2. #2
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    e^(i*pi)'s Avatar
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    Re: Equation involving both trigonometric and algebraic functions

    With a numerical method - I'd write the equation as f(x) = (x+1)\tan(x) + 1 =0 and look for where f(x) changes sign.
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    Re: Equation involving both trigonometric and algebraic functions

    Quote Originally Posted by zhangvict View Post
    How can one solve equations like this?
    (x+1)(tanx) = -1
    Using CAS technology or applying a numerical method or using a graphical approach.
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