# Problem of the Week

## Updated at Apr 14, 2014 10:15 AM

This week's problem comes from the calculus category.

How can we find the derivative of $$\frac{1}{\sqrt{x}}$$?

Let's begin!

$\frac{d}{dx} \frac{1}{\sqrt{x}}$

 1 Use Power Rule: $$\frac{d}{dx} {x}^{n}=n{x}^{n-1}$$.$-\frac{1}{2{x}^{\frac{3}{2}}}$Done-1/(2*x^(3/2))