SOLUTION: a computer with an old processor locks up if more than4 applications run simultaneously.if the oner has 20 applications storedin his program file,how many different sets of 4 can h

Question 288815: a computer with an old processor locks up if more than4 applications run simultaneously.if the oner has 20 applications storedin his program file,how many different sets of 4 can he run,so that his computer does not lock up?
Answer by brucewill(101) (Show Source): You can put this solution on YOUR website!
In this case, since the computer can load the 4 programs in any sequence, it's not a permutation, rather, it is combinations. This is 20 things, 4 at a time.

ways to load the various combinations.

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