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Math Help - Second derivative help

  1. #1
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    Second derivative help

    What's the second derivative of (12-3x)/sqrt(6-x)
    Thanks I've been trying for a good amount of time and my answer doesn't compare to that of online derivatives calculators thanks
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  2. #2
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    Re: Second derivative help

    Write it as \displaystyle \begin{align*} \left( 12 - 3x \right) \left( 6 - x \right) ^{-\frac{1}{2}} \end{align*} and then apply the product rule. For the derivative of \displaystyle \begin{align*} \left( 6 - x \right) ^{-\frac{1}{2}} \end{align*} you will need to use the chain rule also...
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  3. #3
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    Re: Second derivative help

    I got -6/2(6-x)^3/2
    I'm pretty sure I got the bottom portion right I'm not sure about the top
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    Re: Second derivative help

    Second derivative help-integration-parts.png
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