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Algebra I

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Definition: An arrangement of objects in which order is important.


By: David, Karina, Juan and Mauricio

Conclusion:Before learning about permutations, probabilities didn't make much sense to me. I didn't understand how they arrived at all those statistics for probabilities. Now, I've seen the LIGHT of probabilities, and I get it! Real life situations in which I can use this method would be calculating the odds in games of chance. It is also used in the lottery when boxing numbers. Over all, it was very easy to get this topic, now the challenge is to put it all together and have an understanding on the rest of the topics.

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FORMULA: nPr = n!/(n-r)!



  • 6065a8998d2ea6065a8998f68c 7 months ago

    6065a8998d2ea6065a8998f68c's avatar

    Hello, this is a good article. I think many children get scared just at the word Mathematics. Although it is an important part of any child’s education, it can be puzzling and confusing. There is no simple way out to math because the educational system of Singapore places priority on it. But you should know that there can be an effective way to learn math, with eSingapore Math team