Concept explainers
To find: The number of different combinations of choosing 4 co-captains for the football team.
Answer to Problem 74CR
The number of different combinations of choosing 4 co-captains for the football team is
Explanation of Solution
Given information:
Formula used:
The number of combinations of
Calculation:
The number of ways of selecting 2 juniors among the 7 juniors is
The number of ways of selecting 2 seniors among the 11 seniors is
By the counting principle, the number of different combinations of choosing 4 co-captains is calculated as follows:
Hence, the number of ways in which the bicyclists finish the race is
Chapter 8 Solutions
PRECALCULUS W/LIMITS:GRAPH.APPROACH(HS)
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