In an annual sports meet, 9 students compete in 2 events (the 100 meter and 1000 meter race). How many ways can two winners can be picked?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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In an annual sports meet, 9 students compete in 2 events (the 100 meter and 1000 meter race). How
many ways can two winners can be picked?
Selected Answer:
[None Given]
Correct Answer:
81
Answer range +/- 0 (81-81)
Transcribed Image Text:In an annual sports meet, 9 students compete in 2 events (the 100 meter and 1000 meter race). How many ways can two winners can be picked? Selected Answer: [None Given] Correct Answer: 81 Answer range +/- 0 (81-81)
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