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.
\int_{-1}^2 ((1-t)^2+(\frac{2(1-t)-1}{3})^2) [(-\frac23)]dt
\int_{-1}^2 ((1-t)^2+(\frac{2(1-t)-1}{3})^2) [(-\frac23)]dt
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random