Problem of the Week

Updated at Jan 5, 2015 12:01 PM

For this week we've brought you this calculus problem.

How would you differentiate \({x}^{7}-{x}^{5}\)?

Here are the steps:



\[\frac{d}{dx} {x}^{7}-{x}^{5}\]

1
Use Power Rule: \(\frac{d}{dx} {x}^{n}=n{x}^{n-1}\).
\[7{x}^{6}-5{x}^{4}\]

Done
Cymath foriOSAndroid