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.
integrate from x=0 to x=b f(x) = 4 + 18x - 18x^2
integrate from x=0 to x=b f(x) = 4 + 18x - 18x^2
Natural Language
Math Input
Extended Keyboard
