SOLUTION: P(7,3) = ?

Question 549852: P(7,3) = ?
Found 2 solutions by jim_thompson5910, stanbon:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
(n!)/((n-r)!)

(7!)/((7-3)!)

(7!)/(4!)

(7*6*5*4!)/(4!)

7*6*5

210

So P(7,3) = 210
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
P(7,3) = 7!/(7-4)! = 7*6*5 = 210
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Cheers,
Stan H.
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