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)!
Chapter9: Sequences, Probability And Counting Theory
Section9.5: Counting Principles
Problem 4SE: Answer the following questions. 4. Describe how the permutation of ii objects differs from the...
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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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