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.
[(3 • 4) – 2] + (5 + 7)
[(3 • 4) – 2] + (5 + 7)
Natural Language
Math Input
Extended Keyboard