Mrs. Smith will select a president, vice-president, and secretary from a committee of 10 members. In how many different ways can a president and a vice-president be chosen from the committee?

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Raziel asked Apr 17, 2022

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Mrs. Smith will select a president, vice-president, and secretary from a committee of 10 members. In how many different ways can a president and a vice-president be chosen from the committee?

Mathematics
middle-school

Raziel asked Apr 17, 2022

by Raziel

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Answer: These must be different members For example: President cannot also be the Secretary.

(15 different ways.)

Explanation:

10 · 9 · 8 · 7 = 10!

(10−4)! = P10,4 = 5040.

Bertvan answered Apr 24, 2022

by Bertvan

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