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.
0 * (-1-i) + 1/20 * (-1+i) + -1/40 * 2
0 * (-1-i) + 1/20 * (-1+i) + -1/40 * 2
Natural Language
Math Input
Extended Keyboard
