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.
π
-
2
-
2
x
3
c
o
s
x
2
+
1
2
4
-
x
2
d
x
Math Input
Natural Language
Math Input
