atkmanny atkmanny

24-07-2019
Mathematics

contestada

How many combinations without repetition are possible if n = 5 and r = 3?

Respuesta :

konrad509 konrad509

24-07-2019

[tex]_nC_r=\dfrac{n!}{r!(n-r)!}\\\\_5C_3=\dfrac{5!}{3!2!}=\dfrac{4\cdot5}{2}=10[/tex]

Answer Link

ZerbeM262 ZerbeM262

21-04-2021

Answer:

10

Step-by-step explanation:

Answer Link

Otras preguntas

Which sentence uses correct capitalization? A. Does your University offer Chinese language classes? B. I'd love to take Healthy Cooking 101 at the local culinar

5. In modern society, what do we mean when we refer to the division of labor? A. The specialization of jobs in the medical field B. The ways constructio

Which measure can citizens use to vote down the state government's legislation? recall initiative bond referendum

Which main idea is similar to both texts? Writers should not trust their own instincts. Writing alone is necessary. Writing is difficult. Writers should read th

half of the students in Megan's class have a dog. one-third of the students with a dog also have a cat. What fraction of students have a cat and dog?

PLEASE HELP I GIVE THANKS

Doug earns $10.50 per hour working at a restaurant. On Friday he spent 1 & 3/4 hours cleaning, 2 & 1/3 hours doing paperwork, and 1 & 5/12 hours s

Each red blood cell carries about 250 million molecules of hemoglobin. How many molecules of oxygen could a single red blood cell deliver throughout the body if

what is 2/6 equivalent to

what is the difference between 4 45/100 and 1 1/4