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
1
0
0
n
=
1
-
1
n
n
*
c
o
s
n
*
x
,
x
,
-
p
i
,
p
i
Math Input
Natural Language
Math Input
