Concept explainers
To calculate: The number of different arrangement of 8 sweaters.
Answer to Problem 3E
The number of different arrangement of 8 sweatersare
Explanation of Solution
Given information:
4 identical red sweaters, 3 identical brown sweaters and 1 white sweater are in the store.
Formula used:
If there are n objects taken n at a time then permutation is defined as
Calculation:
Consider the information that 4 identical red sweaters, 3 identical brown sweaters and 1 white sweater are in the store.
To arrange 8 sweaters in a row.
Recall that if there are n objects taken n at a time then permutation is defined as
Here n is 8 but a few of them are identical.
Thus, the number of different arrangement of 8 sweaters are
Chapter 4 Solutions
Algebra 2
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