Nicole has been given a list of 5 bands and asked to place a vote. Her vote must have the names of her favorite and second bands from the list. How many different votes are possible?

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asked Apr 8, 2018 23.6k views

3 votes

Nicole has been given a list of 5 bands and asked to place a vote. Her vote must have the names of her favorite and second bands from the list. How many different votes are possible?

Mathematics
college

Ziyaddin Sadygly asked

by Ziyaddin Sadygly

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1 Answer

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$\bf _nP_r=\cfrac{n!}{(n-r)!}\qquad \qquad _5P_2=\cfrac{5!}{(5-2)!}$

Mozcelikors answered Apr 12, 2018

by Mozcelikors

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