Mathematics
Mathematics, 04.12.2019 03:31, ShadowShu8658

If 4 items are chosen at random without replacement from 7 items, in how many ways can the 4 items be arranged, treating each arrangement as a different event (i. e., if order is important)?

a. 35
b. 840
c. 5040
d. 24

answer
Answers: 2

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If 4 items are chosen at random without replacement from 7 items, in how many ways can the 4 items b...

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