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.
f'(x) para f(x) = (x + 9)/(x^2 - 7x + 1)
f'(x) para f(x) = (x + 9)/(x^2 - 7x + 1)
Natural Language
Math Input
