Find all the critical points

$\displaystyle f'(x)=ln(2/(1+x^{2}))$

I know you set the equation to 0

$\displaystyle 0=ln(2/(1+x^{2}))$ but not sure how to solve it

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- Feb 22nd 2010, 08:31 PMvinson24help with critical points
Find all the critical points

$\displaystyle f'(x)=ln(2/(1+x^{2}))$

I know you set the equation to 0

$\displaystyle 0=ln(2/(1+x^{2}))$ but not sure how to solve it - Feb 22nd 2010, 10:42 PMCaptainBlack