# What´s is the derivate of y=sin(3x^2) ?

##### 1 Answer

May 22, 2018

#### Explanation:

We're dealing with a composite function here, so it helps to use the **Chain Rule**

Our

So far, we know

**Power Rule**)

Now, let's plug into our expression for the Chain Rule. We get

which can be rewritten as

Hope this helps!