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.
Show that if f is a polynomial of degree <= n , then P_n = f exactly (not just an approximation)
Show that if f is a polynomial of degree <= n , then P_n = f exactly (not just an approximation)
Natural Language
Math Input
Extended Keyboard