How many different sets of 4 initials can be made from the letters of the English alphabet? (Hint: AAAA is different from BBBB.) 120 X sets

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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How many different sets of 4 initials can be made from the letters of the English alphabet? (Hint: AAAA is different from BBBB.)
120
X sets
Transcribed Image Text:How many different sets of 4 initials can be made from the letters of the English alphabet? (Hint: AAAA is different from BBBB.) 120 X sets
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