Change of Hyperbolic Functions

1) \[Sinh{\text{ }}ix = iSinx\]

2) \[Cosh{\text{ }}ix = Cosx\]

3) \[Tanh{\text{ }}ix = iTanx\]

4) \[iSinhx = Sin{\text{ }}ix\]

5) \[Coshx = Cosix\]

6) \[iTanhx = Tan{\text{ }}ix\]