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.
p
l
o
t
f
p
=
p
+
1
p
o
n
-
6
,
6
Math Input
Natural Language
Math Input
