Select four executives from 15 executives to participate in this year's summary meeting. How many choices are there?
Question
Solution 1
To solve this problem, we need to use the combination formula, which is used when the order of selection does not matter. The formula is:
C(n, k) = n! / [k!(n-k)!]
Where:
- n is the total number of items (in this case, 15 executives)
- k is the number of items to choose (in this case, 4 executives Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
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