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Thread: extreme values

  1. Jan 27th 2014, 07:37 AM #1
    ely_en
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    extreme values

    Hello!

    How can I find out the min and max for sin 3x + sin 5x?

    thank you!
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  2. Jan 27th 2014, 07:41 AM #2
    Plato
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    Re: extreme values

    Quote Originally Posted by ely_en View Post
    How can I find out the min and max for sin 3x + sin 5x?
    If $\displaystyle a\ne 0$ then the min & max of $\displaystyle \sin(ax)$ are the same as for $\displaystyle \sin(x)~.$
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