Well, for simplicity note a= and b= . So you have:
Use that . Hope you can solve it now.
Edit: You sure wrote that correctly/ completely? Because should be equal with 1 which is not necessary true.
I am not sure of what to do next here:
All over this denominator:
(too much latex for the post) How should I approach this? Is there something I should be checking for first? Here's the answer, but I can't figure out how to get from the above to the answer:
Thanks for the help all! The solution provided is what my solution manual gives but it has been incorrect before, even on testing. I don't have any examples that match this format so I can't compare my work to anything in my course book.
I'll follow up Monday with what my professor says.