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An 11-digit number is to be formed using the digits 0 to 9. How many of these 11- digit numbers
contain NO repeated digits? Please explain your reasoning clearly.
Solution
0-9 means there are only 10 number! and forming a 11 digit number using 10 is not
possible with out repetition any of the number!! so i think no 11 digit number is formed without
repetition!

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An 11-digit number is to be formed using the digits 0 to 9. How many.pdf

  • 1. An 11-digit number is to be formed using the digits 0 to 9. How many of these 11- digit numbers contain NO repeated digits? Please explain your reasoning clearly. Solution 0-9 means there are only 10 number! and forming a 11 digit number using 10 is not possible with out repetition any of the number!! so i think no 11 digit number is formed without repetition!