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Counting numbers are to be formed using only the digits 8, 5, 1, 7, 3, and 6. Determine the number of different possibilities for two-digit numbers. ___ numbers (simplify your answer. Type a whole number.
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12 votes
12 votes
Counting numbers are to be formed using only the digits 8, 5, 1, 7, 3, and 6. Determine the number of different possibilities for two-digit numbers. ___ numbers (simplify your answer. Type a whole number.)

User Francojohnc
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1 Answer

7 votes
7 votes

Find out the permutation 2P6

so


2P6=(6!)/((6-2)!)=30

the answer is 30 numbers

User Rayne
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