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## Consider the 3-digit number which are written by using only the digits 1,2,3,4,5. How many of these have two equal digits and one

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Consider the 3-digit number which are written by using only the digits 1,2,3,4,5. How many of these have two equal digits and one different digit?

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Math Middle School
1 month
2022-12-21T06:54:45+00:00
2022-12-21T06:54:45+00:00 2 Answers
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## Answers ( 2 )

Answer:Step-by-step explanation:53-digit numbers that have three equal digits.principle of inclusion-exclusionto account for the fact that some 3-digit numbers may be counted multiple times.