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

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

2. Sarah is training for a triathlon. She is planning her training schedule and wants to know how much she should run each week. Her choices are to run 2 ¼ mi

factorise:x²+30x+216

The animation shows a ball which has been kicked upward at an angle. Run the animation to watch the motion of the ball. Click initialize to set up the animation

John is painting parallel lines in the parking lot to create parking spaces. The measure of angle A is 60°. What is the measure of angle B? A. 60° B. 90° C.

what is equal to 12/10

Maja's family has a history of heart disease. What can she do to help lower her chance of having heart disease?

A custodial pushes a crate across the gym floor. What are the forces used

How has Naledi gotten to know her mother better as a result of their trip?

One way the teachings of Confucius had a lasting impact on Chinese government and society was through the A. construction of a dam. B. standardization of me

Could someone please write the solfege (Do, Re, Mi) for this exercise? i'll mark brainliest