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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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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 Aaronc
by
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1 Answer

2 votes

Find out the permutation 2P6

so


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

the answer is 30 numbers

User Paul Sabou
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