veloxcox veloxcox

15-08-2020
Mathematics

contestada

Evaluate the expression: 15c4
A. 8,190
B. 32,760
C. 1,365
D. 5,460

Evaluate the expression 15c4 A 8190 B 32760 C 1365 D 5460 class=

Respuesta :

ASimpleEngineer ASimpleEngineer

15-08-2020

Answer:

C. 1365

Step-by-step explanation:

The expression nCr can be written with the simple equation:

n! / ((n-r)! * r!)

So to evaluate 15C4:

15! / ((15-4)! * 4!)

= 1365

So 15C4 = 1365

Cheers.

Answer Link

valerieulbrich valerieulbrich

15-08-2020

Answer:

1365

Step-by-step explanation:

15!/4!(15-4)!

1365

Answer Link

Otras preguntas

Which word describes best the voice of the excerpt from The Absolutely True Diary of a Part-Time Indian?

Why does meir kill his father

Solve the inequality W > Y plus H all divided by P for H.

What are the products of the double-replacement reaction between potassium bromide and silver nitrate? Name the resulting compounds.

How does the changing description of the wallpaper reflect the narrator's changing character?

Richard and Sales are making cranes.They use 1 piece of blue paper and one piece of orange paper to make it. The blue paper comes in packs of 3 and the orange p

Stephanie, Amanda, and Alison are selling Girl Scout Cookies. Stephanie sold three times as many boxes of cookies as Alison. Amanda sold two less than four time

What are the major factors that influence the rock cycle

over the years the power of the executive department to carry out national programs has

Which action might a government take if a nation has high levels of imports?