- #1

- 111

- 2

## Homework Statement

In this equation, how do you know when you would use the product rule for the second part, and when you wouldn't?

## Homework Equations

112 - xlnx^3

## The Attempt at a Solution

I.e. with product rule

(-1)(lnx^3) + (-x)((3)(1/x)

or without?

(-3x)(1/x)