solve the equation

ln(2+e^-x)=2 its e to the power -x

answer correct to 2 dp

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- August 16th 2009, 07:52 AMvserianexponential equation help pls
solve the equation

ln(2+e^-x)=2 its e to the power -x

answer correct to 2 dp - August 16th 2009, 07:54 AMsongoku
Hi vserian

Hint :

- August 16th 2009, 09:28 AMe^(i*pi)
- August 16th 2009, 11:54 AMearboth