Question
Asked Nov 14, 2019
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Evaluate the combination.

13P21=

    P

13   12

 

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Expert Answer

Step 1

Given, 13P12

Here, P means permutation

Now, formula for permutation is

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Step 2

Let’s find 13P...

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13! 13P12 (13-12)! 13! 1! 6,227,020,800

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Math

Probability

Random Variables

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