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Let x = the number of nonzero digits in a randomly selected 4-digit pin that has no restriction on the digits. what are the possible values of x?
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Let x = the number of nonzero digits in a randomly selected 4-digit pin that has no restriction on the digits. what are the possible values of x?

User Grumblesaurus
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1 Answer

1 vote
0,1,2,3,4 Good luck hope it's right
User AmanVirdi
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