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

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

User EnaJ
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The number of permutations of 8 different things taken 4 at a time is given by:

8C4=(8!)/((8-4)!)=8*7*6*5=1680
User Pierre Bonneel
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