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

How is the main hydraulic system reservoir pressurized?
Periapical films come in various sizes? A. True B. False
When queen Elizabeth had died?
Get ready for a tough one! All the digits are different odd numbers between 0 and 10. The number with the greatest value is in the thousands place. The number w
Isolate x in 3x − 9y = 15.
A solid rectangular block has a square base of side x cm. The height of the block is h cm and the total surface area of the block is 96 cm². Given that x can va
Express in Simplest Radical Form:Simplify the expression: √10​×√50​a. √5​b. √500​c. 10√5​d. 5√2​
A school coach makes a journey of 320 km. How far is this in miles if 1 km is 5/8 mile? A. 198.75 miles B. 225 miles C. 250 miles D. 275 miles
what numerical equation of 1-?=8
Book Review Directions: Fill in all required fields. Book Title: Author: Number of Pages: Summary of the Plot (1 paragraph of 6-8 sentences): Who is the Protago