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alisonlebron15
17.12.2019 •
Mathematics
Three out of nine students in the computer club are getting prizes for first, second, and third place in a competition.
how many ways can first, second, and third place be assigned?
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Ответ:
There are 504 ways in which first, second, and third place can be assigned.
Explanation:
Since we have given that
Number of students in the computer club = 9
Number of students are getting prizes for first, second, third = 3
We need to find the number of ways in which first, second, third place can be assigned .
So, we will use "Permutation" as we need an arrangement:
i.e.
where, n is the number of total students and
r is the number of people in a group.
So,
Hence, there are 504 ways in which first, second, and third place can be assigned.
Ответ:
15.7ft
Step-by-step explanation:
1st divide 10\2...5 2nd multiply 3.14 or pi by 5