SOLUTION: How many different combinations can the numbers 1, 2, 3, 4, 5, 6, 7, 8, and 9 be arranged in if order is important?

Algebra ->  Permutations -> SOLUTION: How many different combinations can the numbers 1, 2, 3, 4, 5, 6, 7, 8, and 9 be arranged in if order is important?      Log On


   

Question 1081822: How many different combinations can the numbers 1, 2, 3, 4, 5, 6, 7, 8, and 9 be arranged in if order is important?
Answer by ikleyn(52790) About Me  (Show Source):
You can put this solution on YOUR website!
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It was answered at this link
https://www.algebra.com/algebra/homework/Permutations/Permutations.faq.question.1081824.html

https://www.algebra.com/algebra/homework/Permutations/Permutations.faq.question.1081824.html


On permutations, see the lessons
    - Introduction to Permutations
    - PROOF of the formula on the number of Permutations
    - Problems on Permutations
in this site.

Also, you have this free of charge online textbook in ALGEBRA-II in this site
    - ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic "Combinatorics: Combinations and permutations".