Hello everyone, i'm stuck on trying to prove the cross product rule for derivatives. I Have to add the right terms and its suppose to be easy but thats what i can't figure out! any help would be great! here is what I have:(adsbygoogle = window.adsbygoogle || []).push({});

http://img135.imageshack.us/img135/5540/opopo3ej.jpg [Broken]

**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!

# Homework Help: Stuck on proof! Proving cross product derivative!

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