(sinhx)′=coshx (coshx)′=sinhx (csch x)′=−csch x coth x (sech x)′=−sech xtanh x (tanhx)′=sech2 x (coth x)′=−csch2 x Derivatives of Hyperbolic Inverse Functions (sinh−1x)′=x2+11 (cosh−1 x)′=x2−11 (tanh−1 x)′=1−x21