# How do you differentiate #f(x) = 1/sqrt(arctan(2x^3) # using the chain rule?

##### 1 Answer

Nov 5, 2016

#### Answer:

#### Explanation:

first, take the derivative of the denominator using chain rule:

that's it! if you want to simplify it further you can but my calc teacher only requires this.

note: recognize that the derivative of arctan has the chain rule built into it already if that makes sense, as