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Permutations and combination question ^^
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3 votes
Permutations and combination question ^^

Permutations and combination question ^^-example-1
User Julieta
by
5.3k points

1 Answer

7 votes

Answer: choice B

Explanation:

50C40

=50C10

=50!/40!*10!

User Sergey Ilinsky
by
6.5k points
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