How many permutations are there of 40 objects when taken 13 objects at a time, if a particular one of these objects must always be included? a. 13(40-1)!/(40-13-1)! b. 13(40 - 1)!/(40-13)! c. (40 - 1)!/(40-13-2)! d. 13(40)!/(40-13)! e. 40(40 - 1)!/(40-13-2)!
How many permutations are there of 40 objects when taken 13 objects at a time, if a particular one of these objects must always be included? a. 13(40-1)!/(40-13-1)! b. 13(40 - 1)!/(40-13)! c. (40 - 1)!/(40-13-2)! d. 13(40)!/(40-13)! e. 40(40 - 1)!/(40-13-2)!
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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Transcribed Image Text:How many permutations are there of 40 objects when taken 13 objects at a time, if a
particular one of these objects must always be included?
a. 13(40-1)!/(40-13-1)!
b. 13(40 - 1)!/(40-13)!
c. (40 - 1)!/(40-13-2)!
d. 13(40)!/(40-13)!
e. 40(40 - 1)!/(40-13-2)!
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