Sinhx = 8/15 what are the other hyperbolic functions?

Cosh^2x - sinh^2x = 1

coshx = sqrt (1 + sinh^2x)

= sqrt (1 + (8/15) ^2) = 17/15

for tanh

just divide

sinhx/coshx = tanhx = 8/17

for sech, cosech, coth << just flip the original as normal trigonometric functions