Problem of the Week

Updated at Jan 19, 2015 8:14 AM

To get more practice in calculus, we brought you this problem of the week:

How can we solve for the derivative of 8x98{x}^{9}?

Check out the solution below!



ddx8x9\frac{d}{dx} 8{x}^{9}

1
Use Power Rule: ddxxn=nxn−1\frac{d}{dx} {x}^{n}=n{x}^{n-1}.
72x872{x}^{8}

Done
Cymath foriOSAndroid