Involving tan^-1((1+z²)^1/2+c z)

Involving tan^-1((1+z²)^1/2+z) and tanh^-1(i z)

Involving tan^-1((1+z²)^1/2+z) and tanh^-1(i/z)

Involving tan^-1((1+z²)^1/2-z) and tanh^-1(i z)

Involving tan^-1((1+z²)^1/2-z) and tanh^-1(i/z)