# How do you use chain rule with a product rule to differentiate #y = x*sqrt(1-x^2)#?

##### 1 Answer

Apr 1, 2015

If we selected a number for

The derivative w.r.t.

To find the derivative of the second function, we'll need the power rule (the derivative of the square root) and the chain rule. (Because we're not just taking square root of

Using the product rule in the form: