Math, asked by latharva2005, 1 year ago

If each digit is used only once, how many two-digit number can be formed with numbers 1,2,3 and 4 ?

Answers

Answered by richanath455

27

Many two digits no. can be formed by this digits without repeating any one:
12,23,21,13,34,14 24,43,32,42,31,41

I hope it will help you

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