Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
simplify -(2 tanh^(-1)(sqrt(L - (-1 + L) (1 + z)^3)/sqrt(L)))/(3 sqrt(L)) + (2 tanh^(-1)(sqrt(L - (-1 + L) (1 + 0)^3)/sqrt(L)))/(3 sqrt(L))
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random