ictb123 ictb123
  • 28-03-2018
  • Mathematics
contestada

evaluate P (5,3)
A.15
B.20
C.60

Respuesta :

amro1234
amro1234 amro1234
  • 02-04-2018
Am i supposed to multiply? 5 times 3 equals 15 
Answer Link
SerenaBochenek SerenaBochenek
  • 21-05-2019

Answer:

[tex]_3^5\txterm{P}=60[/tex]

Step-by-step explanation:

we have to evaluate P(5,3)

P(a, b) can be calculated as

[tex]_b^a\txterm{P}=\frac{a!}{(a-b)!}[/tex]

[tex]_3^5\txterm{P}=\frac{5!}{(5-3)!}[/tex]

[tex]=\frac{5\times 4\times 3\times 2!}{2!}=60[/tex]

Hence, the correct option is 60 i.e

[tex]_3^5\txterm{P}=60[/tex]

Answer Link

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