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
2
x
²
-
8
|
f
r
o
m
-
9
t
o
9
Math Input
Natural Language
Math Input
