Question

What is the value of 8P4? a.40,320 b.1680 c.32 d. 24

Answer 1

1680

Explanation:

We are find the permutations of 8 permute 4

8!/(8-4)!= where ! means factorial

8!/ 4!

8*7*6*5*4*3*2*1

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4*3*2*1

Canceling the 4,3,2,1

We are left with

8*7*6*5

---------------

1

1680