# How do you differentiate #y=x^2tan(1/x)#?

##### 1 Answer

Nov 19, 2016

#### Answer:

Use a combination of the product rule and the chain rule to get

#### Explanation:

Let

The product rule states that if

The chain rule states that if

In this question, say

Then

And so

This means if

then

That's likely as far as you'll need to go.