I'm having an issue with the following derivative.
I use the product rule and get up to this point:
Wolfram Alpha tells me the answer is:
My fraction skills are not the best-- far from best. I tried multiplying the left side by but that made a big mess. Maybe it was the right thing to do but I just made a mess and couldn't see how to make it work. Thanks for any help. I've recently returned to school after a 17 year hiatus.