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Math Help - More simple differentiations

  1. #1
    Senior Member Mukilab's Avatar
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    More simple differentiations

    How would one differentiate
    y=\frac{(x+3)(x-8)}{x}

    I tried:

    y=x^{-1}(x^2-5x-24)=x-5-24x^{-1} which is diffentiated to 1+24x^{-2}


    Is this right? Thanks for your time.
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  2. #2
    MHF Contributor

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    Re: More simple differentiations

    Quote Originally Posted by Mukilab View Post
    How would one differentiate
    y=\frac{(x+3)(x-8)}{x}
    I tried:
    y=x^{-1}(x^2-5x-24)=x-5-24x^{-1} which is diffentiated to 1+24x^{-2}
    Is this right?
    The work is correct.
    Thanks from Mukilab
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