sumaya771 sumaya771
  • 01-05-2020
  • Mathematics
contestada

You have a set of 21 songs. How many different groups of 17 could you make?

Respuesta :

salatulmaghrib
salatulmaghrib salatulmaghrib
  • 01-05-2020
C(21,17) = 21*20*19*18/4*3*2 = 215460
Answer Link
Аноним Аноним
  • 01-05-2020
1.

21- 17 = 4

only 1 group
Answer Link

Otras preguntas

Classification systems _____. a. are all the same b. are all different c. vary with the taxonomist d. none of these
what is u^+6u-27 factoring
Which of the following statements most accurately describes the economy that exists in Hong Kong? It is a command economy controlled by the Chinese government.
How does Bollywood have its roots in the Aryan invasion? a.) The films of Bollywood often are about the Aryan invasion. b.) Bollywood uses the caste system in
what was the goal of the frankfurt assembly
In the metric system, multiplying by 1000 would be the same as moving the decimal point _____ place(s) to the right.
The Thirteenth, Fourteenth, and Fifteenth Amendments were all important additions to the Constitution because they A)repealed previous amendments. B)granted m
Y=2x-5 3x+8y+32=56 What does y and x equal?
food couldn't reach the stomach without the esophagus and what
Why might some people not have believed Galileo's discoveries?