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.
extrema (100/1033)*(4*a + b) where 3 < a < 5, 1.1 < b < 1.25
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random