P, = 0

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Evaluate 10P4 and ,Co.
10P4
?
Aa
Transcribed Image Text:Español Evaluate 10P4 and ,Co. 10P4 ? Aa
Expert Solution
Step 1

The permutation expression is given as 10P4.

Use the formula for the permutation to find the value of 10P4.

npr=n!(n-r)!

Substitute the value from the expression ,

10P4=10!(10-4)!=10!6!=10×9×8×7×6!6!=5040.

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