Objective:
6. Use a double integral to find surface area.
Ch 15 playlist: https://www.youtube.com/playlist?list=PLGOk2-zeLtjC_ONpG6dEL21iWJjgXgqJu
PDF copy of the notesheets: https://drive.google.com/file/d/1-CKVeIxvx0lbrqoPUe4fEIHnMCiTojhW/view?usp=sharing
