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kow [346]
3 years ago
5

Help me please? 15 points to anyone who can help me!"Find the number of permutations of the first nine letters of the alphabet t

aking six letters at a time."

Mathematics
1 answer:
gladu [14]3 years ago
7 0
_{9}P_{6}=\frac{9!}{(9-6)!}=\frac{9!}{3!}=\frac{362,880}{6}=60,480
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