Naekwon30 Naekwon30

08-07-2016
Mathematics

contestada

Please help me compute 5 P2
a. 20b. 10c. 3d. 2.5

Respuesta :

08-07-2016

Formula: [tex]_nP_r= \dfrac{n!}{(n-r)!}\)[/tex]

n = 5 , r = 2

[tex]_5P_2=\dfrac{5!}{(5-2)=3!}\)[/tex]

[tex]\(\dfrac{5!=5*4*3*2*1}{3!=3*2*1}=\dfrac{5*4}{1}=5*4=20\)[/tex]

Answer Link

Otras preguntas

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side than from the larger side of the rectangle. The perimeter o

Which disease is least likely to be attributed to poor sanitation, water, and hygiene?

Read the excerpt below and answer the question. Jem and Scout learned many things in two years; however, they do not learn algebra. By using semicolons in the s

A form of marriage in which a person may have several spouses is called

in what way was the ohio river valley a factor in the french and indian war

How many ways can u write 5 to the power of 8 as a quotient of two exponential terms?

When the balance of the income summary account is a debit, the entry to close this account is: a. debit capital; credit income summary. b. debit income summ

Discuss the search for the northwest passage. explain why they were looking for it and why that exploration was important.

"__________ is the act of using quotas or tariffs to shield one or more industries within a country's economy from foreign competition"

The _____ sends out an electrical impulse that regulates the heartbeat.