Problem of the Week

Updated at May 7, 2018 5:40 PM

This week's problem comes from the calculus category.

How would you differentiate 9x9x?

Let's begin!



ddx9x\frac{d}{dx} 9x

1
Use Power Rule: ddxxn=nxn−1\frac{d}{dx} {x}^{n}=n{x}^{n-1}.
99

Done
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