I want to read 4 books over the next month. My bookshelf has 12 different books. In how many ways can I choose which books to re
ad over the next month, without regard to the order that I read them?
1 answer:
Answer:
Step-by-step explanation:
You are going to choose 4 books in any order.
Four = 12! /(8!4!) Remember that order doesn't matter, so we have 12C4
495
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