A high school has 10 students who want to be class officers. If there are 4 different positions open, how many ways are there for the students to fill them?
Question
Solution 1
This is a permutation problem because the order in which the students are selected matters (i.e., being chosen as president is different from being chosen as vice president, etc.).
The formula for permutations is:
P(n, r) = n! / (n-r)!
where:
- n is the total number of options,
- r is the number Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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