3 years ago

How many different ways can 3 singers be selected from 5 who came to an audition

Mathematics

1 answer:

abruzzese [7]3 years ago

5 0

This is known as "5 take 3", where ordering is not important.

$\binom{5}{3} = \frac{5!}{3!(5-3)!} = \frac{120}{6\cdot2} = 10$

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