I'm told that you don't need the product rule, or chain rule, or quotient rule to work it out. Can anyone show the workings as well please...???(adsbygoogle = window.adsbygoogle || []).push({});

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

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!

# What's the derivative of {sqrt (2x)} ?

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