Involving sec^-1((z²-1)^1/2/(z₂)^1/2)

Involving sec^-1((z²-1)^1/2/(z₂)^1/2) and coth^-1(z)

Involving sec^-1((z²-1)^1/2/(z₂)^1/2) and coth^-1(1/z)