Involving sec^-1(z-1/z+1)

Involving sec^-1(z-1/z+1) and tanh^-1(z^1/2)

Involving sec^-1(z-1/z+1) and tanh^-1(1/z^1/2)

Involving sec^-1(z-1/z+1) and tanh^-1(1/z^1/2)