Problem of the Week

Updated at Sep 8, 2014 1:03 PM

This week we have another calculus problem:

How can we find the derivative of 1x152\frac{1}{{x}^{\frac{15}{2}}}?

Let's start!



ddx1x152\frac{d}{dx} \frac{1}{{x}^{\frac{15}{2}}}

1
Use Power Rule: ddxxn=nxn1\frac{d}{dx} {x}^{n}=n{x}^{n-1}.
152x172-\frac{15}{2{x}^{\frac{17}{2}}}

Done