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Evaluate 9 C 5 and 7 P 4

User Bohoo
by
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2 Answers

0 votes

Answer:

126

Explanation:

User Jewilmeer
by
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5 votes
9C5 = 9!/[5!(9-5)!

9C5 = 9!/(5!)(4!)

You finish.

7P4 = 7!/(7-4)!

7P4 = 7!/3!

You finish.
User Ramaraja
by
8.0k points