angelprincess85 angelprincess85
  • 23-10-2017
  • Mathematics
contestada

Find the number of ways to listen to four CDs from a selection of eight CDs.

Respuesta :

coochicans
coochicans coochicans
  • 23-10-2017
Answer:

8C4=8!(8−4)!4!=70

Explanation:

This is equivalent to choosing 4 from an available 8 and is hence the combination

8C4=8!(8−4)!4!=70
Answer Link

Otras preguntas

how does groundwater cause erosion and deposition?
Please tell me what is Post Hoc Ergo Propter Hoc?
what is angle y and why ?? when b is 90
What two numbers multiply together and equal 16 and add together and equal -2?
A sheet of cardboard measures 9 feet by 6 feet. Gina makes the entire sheet of cardboard into a closed box that is a perfect cube. What is the surface area of t
how do you solve this?
What does each angle term mean? OAT ITT EAT SATT ?
If an objects speed is constant and the direction is in a straight line what type of velocity does the object have
is flower color a charecteristics or a traits
when does Katniss ask herself a tough question