Evaluate p(7,5) can someone help

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asked Dec 6, 2018 235k views

1 Answer

Jarel · Answer 1 · 2018-12-10T16:39:28+0000

Answer: 2520

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Work Shown:

P(n,r) = (n!)/((n-r)!)
P(7,5) = (7!)/((7-5)!)
P(7,5) = (7!)/(2!)
P(7,5) = (7*6*5*4*3*2*1)/(2*1)
P(7,5) = (5040)/(2)
P(7,5) = 2520

Evaluate p(7,5) can someone help

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