# How do you find the first and second derivative of # {ln(x)}^2#?

##### 1 Answer

Let your function be

This is our first derivative. We obtain the second derivative by differentiating the first derivative.

If

**In summary:**

The first derivative of

The second derivative of

**Practice exercises:**

- Determine the first, and second derivatives, if they exist.

a)

b)

c)

d)

**Bonus:**

Determine the third derivatives of the functions above, if they exist.

Good luck, and hopefully this helps!