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Math Help - prove

  1. #1
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    prove

    If A , B and C are an angles from the triangle ABC,
    Show that :
    4≤csc2A + csc2B + csc2C
    Last edited by Kyood; October 27th 2012 at 03:08 AM.
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  2. #2
    MHF Contributor MarkFL's Avatar
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    Re: prove

    Are you familiar with Lagrange multipliers, i.e., optimization with constraint?
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  3. #3
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    Re: prove

    Quote Originally Posted by MarkFL2 View Post
    Are you familiar with Lagrange multipliers, i.e., optimization with constraint?
    Thanks Markfl2 for replying to our thread.
    Do have another method rather than Lagrange multipliers.
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  4. #4
    MHF Contributor MarkFL's Avatar
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    Re: prove

    Lagrange is the quickest, easiest way I know to go with this. I was just curious if you are expected/allowed to use calculus.
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