Teacher2Teacher |
Q&A #3398 |
From: jafary92
To: Teacher2Teacher Public Discussion
Date: 2000071705:27:25
Subject: Re: Permutations
Hi As U know, n! is simply a notation for the product of first n natural numbers and it plays an imp role in counting problems. When we solve a counting problem and if we need to use the product of natural numbers again and again then it becomes very easy if we use some kind of special notation...
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