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.
Integrate[1-x^2, {x, 0, 1}] + Integrate[x^2 - 1, {x, 1, 3}]
Integrate[1-x^2, {x, 0, 1}] + Integrate[x^2 - 1, {x, 1, 3}]
Natural Language
Math Input
Extended Keyboard
