Write $4\left(e^{11 x}+e^{3 x}-e^{-3 x}-e^{-11 x}\right)$ As $a \cosh (b x) \sinh (c x)$

Short Answer

Write $4\left(e^{11 x}+e^{3 x}-e^{-3 x}-e^{-11 x}\right)$ as $a \cosh (b x) \sinh (c x)$ for some $a, b$ , and $c$ .