Crash Course in Combinatorics | DDC #1

Combinatorics is often a poorly taught topic, because there are a lot of different types of problems. It looks like it is difficult to pin down whether addition or multiplication principle should be used, or whether the inclusion-exclusion principle should be used. This video hopes to be very clear about the fundamental nature of these principles and help you clear up some concepts. Other than commenting on the video, you are very welcome to fill in a Google form linked below, which helps me make better videos by catering for your math levels: If you want to know more interesting Mathematics, stay tuned for the next video! SUBSCRIBE and see you in the next video! #combination