Discrete Math 6.1.1 Counting Rules

Please see the updated video at https://youtu.be/32MnjUdIF0c The full playlist for Discrete Math I (Rosen, Discrete Mathematics and Its Applications, 7e) can be found at https://www.youtube.com/playlist?list=PLl-gb0E4MII28GykmtuBXNUNoej-vY5Rz