Consider the following functions.

$g(u)=u$

$h(u)=u^{2}3$

$f(u)=\frac{u}{u^{2}3}$

Find the derivative of each function.

$g^{\text{'}}(u)=$

$h^{\text{'}}(u)=$

$f^{\text{'}}(u)=\frac{u^2-3}{(u^{2}3{)}^2}$

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