Can someone help me.(adsbygoogle = window.adsbygoogle || []).push({});

How would you expand or factor out a^{n}-1

Is there a theorem for this?

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Expansion help.

**Physics Forums | Science Articles, Homework Help, Discussion**