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.
3
2
6
p
+
1
1
2
r
=
2
3
,
0
1
6
,
0
0
0
Math Input
Natural Language
Math Input