gabrielle3laine gabrielle3laine
  • 03-01-2020
  • Mathematics
contestada

There are 12 men who may be elected to the council. If there are only 5 members of the council, how many different combination of council members are possible?

Respuesta :

frika
frika frika
  • 09-01-2020

Answer:

252 different combinations

Step-by-step explanation:

There are 12 men who may be elected to the council. If there are only 5 members of the council (the order doesn't matter), then there are

[tex]C^{10}_5\\ \\=\dfrac{10!}{5!(10-5)!}\\ \\=\dfrac{10!}{5!\cdot 5!}\\ \\=\dfrac{5!\cdot 6\cdot 7\cdot 8\cdot 9\cdot 10}{5!\cdot 5!}\\ \\=\dfrac{6\cdot 7\cdot 8\cdot 9\cdot10}{1\cdot 2\cdot 3\cdot 4\cdot 5}\\ \\=7\cdot 4\cdot 9\\ \\=252[/tex]

different combinations of council members.

Answer Link

Otras preguntas

bleaching powder reaction, mechanism, use
please help ................
The table represents the multiplication of two binomials. A geometric model with 2 columns and 2 rows. The first column is labeled negative 2 x with entries A,
Please help me out ASAP!What is meant by concentration?​
simplify 4551 * 5541​
What the answer now fast
A car starts from Hither, goes 50 km in a straight line to Yon, immediately turns around, and returns to Hither. The time for this round trip is 2 hours. The ma
which of the following statements is true? a. you should not share any personal information with colleagues at work.b. sharing personal information can help you
If v1 = (2,5) and V2 = (4,-3), then the angle between the two vectors is Round your answer to two decimal places,
Help please!!! Who are New York States and (Astoria) local officials who impact the daily activities of the people who live there?