LyleE63225 LyleE63225
  • 29-10-2022
  • Mathematics
contestada

use formula nPr and evaluate the expression 8P6=

Respuesta :

AmiylaG152717 AmiylaG152717
  • 29-10-2022

This formula denotes the permutations of 8 total objects selected in a group of 6 and its equal to

[tex]\begin{gathered} 8P6=\frac{8!}{(8-6)!} \\ \end{gathered}[/tex]

since 8-6=2, we get

[tex]8P6=\frac{8!}{2!}[/tex]

which is equal to

[tex]\begin{gathered} 8P6=\frac{8\cdot7\cdot6\cdot5\cdot4\cdot3\cdot2\cdot1}{2\cdot1} \\ 8P6=20160 \end{gathered}[/tex]

then, the answer is 20160

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