1.
$ \int \sinh x dx = \cosh x + C$
2.
$ \int \cosh x dx = \sinh x + C $
3.
$ \tanh x dx = \ln \cosh x + C$
4.
$ \int \coth x dx = \ln|\sinh x| + C $
5.
$ \int \text{sech}^2 x dx = \tanh x + C $
6.
$ $ \int \text{csch}^2 x dx = -\coth x + C $ $