Determine the number of permutations (arrangements) possible of 7 things taken 3 at a time

Andreq Frenkel asked Sep 23, 2023

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Andreq Frenkel asked Sep 23, 2023

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5 votes

$\Rightarrow7p_3=(7!)/((7-3)!)=(7!)/(4!)=210$

Haeminish answered Sep 28, 2023

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