lynlkl8876 lynlkl8876
  • 09-03-2019
  • Mathematics
contestada

How many nonempty collections of letters can be formed from four as and eight bs?

Respuesta :

Аноним Аноним
  • 09-03-2019

Answer:

495.

Step-by-step explanation:

The number of arrangements of letters   = 12! / 8!4!  because there are a total of 1 letters  and 4 are a's  and 8 are b's.

Answer Link

Otras preguntas

Which word best completes this sentence? Tomás y Marta _________________ un regalo muy caro para Juanita. A. compramos B. compré C. compraron D. comp
suppose that a population of skunks live on an isolated island.if 500 skunks are present today and the birth rate is 65 per week and the death rate is 47 per we
Divide and then round to the nearest hundredth 0.72 • 0.58
Difference between impressionism and expressionism in music
(01.01 LC) Two boxes are 8 cm apart. Which of the following should Janet do to decrease the gravitational force between the boxes? Place the boxes 4 cm a
when 63x^3y+105x^2y is divided by -7xy, the quotient is 9x^2-15x. If this quotient is divided by ____, the result is 3x+5
How can an organism benefit from asexual reproduction?
Can someone do this on a sheet of paper and send the answer as a picture please! Only the graph! Thanks
How were the Great Awakening and the Enlightenment similar? How were they different?
Evaluate 6t - 20 - 32u when t = 1/4