SOLUTION: If different ordering makes dfferent arrangements, find the total numbe of 3- letter arrangements that can be chosen from the letters: BYLAWS, it the letters cannot be repeated?

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Question 324201: If different ordering makes dfferent arrangements, find the total numbe of 3- letter arrangements that can be chosen from the letters: BYLAWS, it the letters cannot be repeated?

Answer by galactus(183) About Me  (Show Source):
You can put this solution on YOUR website!
Since order matters and there is no repetition, there are 6 choices for the first letter, 5 for the second, and 4 for the third.
6*5*4=P(6,3)=120