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Yanka [14]
3 years ago
9

Find the number of permutations of the first eight letters of the alphabet taking four letters at a time.

Mathematics
1 answer:
polet [3.4K]3 years ago
3 0
The number of permutations of 8 different things taken 4 at a time is given by:
8C4=\frac{8!}{(8-4)!}=8\times7\times6\times5=1680
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