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last edited 10 years ago by test1 |
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last edited 10 years ago by test1 |
![\label{eq1}{\left(
\begin{array}{@{}l}
\displaystyle
{\log \left({{{{\tan \left({x}\right)}\ {\sqrt{{{\tan \left({x}\right)}^{2}}+ 1}}}+{{\tan \left({x}\right)}^{2}}+ 1}\over{{{\tan \left({x}\right)}^{2}}+ 1}}\right)}-
\
\
\displaystyle
{\log \left({{-{{\tan \left({x}\right)}\ {\sqrt{{{\tan \left({x}\right)}^{2}}+ 1}}}+{{\tan \left({x}\right)}^{2}}+ 1}\over{{{\tan \left({x}\right)}^{2}}+ 1}}\right)}](images/8265271399425216041-16.0px.png "\label{eq1}{\left(
\begin{array}{@{}l}
\displaystyle
{\log \left({{{{\tan \left({x}\right)}\ {\sqrt{{{\tan \left({x}\right)}^{2}}+ 1}}}+{{\tan \left({x}\right)}^{2}}+ 1}\over{{{\tan \left({x}\right)}^{2}}+ 1}}\right)}-
\
\
\displaystyle
{\log \left({{-{{\tan \left({x}\right)}\ {\sqrt{{{\tan \left({x}\right)}^{2}}+ 1}}}+{{\tan \left({x}\right)}^{2}}+ 1}\over{{{\tan \left({x}\right)}^{2}}+ 1}}\right)}")