I was reviewing some class notes and cannot for the life of me see how the equation went from one step to another. The equation goes from:
to
I'm not sure if I'm missing something simple or possibly missing part of the notes, but I just can't seem to understand how. Any help would be greatly appreciated.
Thank you.
I'm not sure if I'm missing something simple or possibly missing part of the notes, but I just can't seem to understand how. Any help would be greatly appreciated.
Thank you.