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how many four digit natural numbers can be formed using the digits 1,2,3,4 if repitition is not allowed
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4 votes
4 votes
how many four digit natural numbers can be formed using the digits 1,2,3,4 if repitition is not allowed

User YLS
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2 Answers

4 votes
4 votes
24 - (4x3x2x1 = 24) look it up online if you need more verification :)
User Harry Ninh
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3.0k points
4 votes
4 votes
Your answer is 16 because there’s only 4 numbers without repetition those numbers can be used 4 times so 4x4
User Nic
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