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Explanation of the concept of combinatorics with examples, as well as what the population and sample are and how to answer the two important questions: does order matter? and are all the elements organized? Complete Course on Combinations, Permutations and Variations: • Combinations, Permutations and Variations... _________________________________________________________________ If you want to help me so that the channel continues to grow you can: Subscribe: https://www.youtube.com/matematicaspr... Contribute to the channel with a donation: https://www.paypal.me/profeAlex Become a member of the channel: https://www.youtube.com/matematicaspr... _________________________________________________________________ Visit my website: https://www.MatematicasProfeAlex.com Follow me on my social networks: Facebook: / matematicasprofealex Instagram: / matematicasprofealex Contact Only business, press: [email protected] 0:00 Greeting 0:22 Concepts that you should know 1:00 Solution to example 2:53 Solution to example 2 9:53 Solution to example 3 12:33 Practice exercise