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.
利润 pi(q) = -q^3 + 30q^2 - 100q 。通过 pi' 最大化并用确认。
利润 pi(q) = -q^3 + 30q^2 - 100q 。通过 pi' 最大化并用确认。
Natural Language
Math Input
Extended Keyboard