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

Read the excerpt from a short story. The downy pillow covered his ears but did not mask the sound. Sleep eluded him for hours, and he heard it still: a persiste
What is the continent with the most Spanish-speaking countries?
How was Bohr’s atomic model different from Rutherford’s atomic model?
twice the difference of a number and 5
Bryce drinks 3/4 pint of milk every day. How many pints of milk does Bryce in 7 days?
49/46 as a percent
What took place immediately after the death of Julius Caesar?civil warsforeign invasionsthe restoration of the Senatethe creation of the Roman navyWILL GIVE BRA
How long did De Soto explore what is now the southeastern United States? a four years b. ten years c. almost a year d. two to three months
From the map displaying the average temperatures in 2005 compared to the average temperatures from 1951 to 1980, what can you infer about the average temperatur
What is the definition of sitophylakes