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.
Use o TVI para mostrar que x^3 - x - 1 = 0 tem raiz em (1, 2)
Use o TVI para mostrar que x^3 - x - 1 = 0 tem raiz em (1, 2)
Natural Language
Math Input
Extended Keyboard
