We did some more work with the counting principle today, using it in a variety of applications. The trick is to carefully sort out the number of choices you have to make and the number of options you have for each choice.

## Today’s links

- Homework: HW 8.2 – Applications of the Counting Princple
- Notes: Various applications and strategies
- Lesson Video (showing four quick examples of the difference between allowing/not allowing repetition and how the counting principle is used in either case)

## IXL Modules

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