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Mathematics, 07.12.2020 03:30 angeladominguezgarci

The number 475 is a three digit number that uses only the three digits 4,5,7. How many three-digit numbers can be formed using these three digits of repeated digits are allowed?

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The number 475 is a three digit number that uses only the three digits 4,5,7. How many three-digit n...
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