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Find the number of ways to listen to 4 CDs from a selection of 8 CDs. 1680 336 70 50
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2 votes
Find the number of ways to listen to 4 CDs from a selection of 8 CDs.

1680

336

70

50

User Confused Genius
by
5.5k points

1 Answer

3 votes
1680. 8p4, which is 8!/(8-4)!
User Brian Silverman
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6.5k points
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