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.
UPGRADE TO PRO
APPS
TOUR
Sign in
max(a^2+b^2+c^2+d^2+e^2), a+b<=5, c+d+e<=5
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random