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.
{6/5,5/2,77/10,23/5,13/2}.{1,2,1/2,4/5,2/5}
{6/5,5/2,77/10,23/5,13/2}.{1,2,1/2,4/5,2/5}
Natural Language
Math Input
Extended Keyboard
