CallCejul9indleyblu CallCejul9indleyblu

02-09-2016
Mathematics

contestada

How many different arrangements of the letters in the word SCHOOL are there? .

Respuesta :

SyntaxError SyntaxError

02-09-2016

Its a permutation with repetition sum.

The formula is : n! / (a! * b!)
where a = no. of Os = 2
b = no. of Ds = 2
n = total no. of letters in the word doodle = 6

Working: 6! / (2! * 2!)
= 6 x 5 x 4 x 3 x 2 x 1 / 2 x 1 x 2 x 1
= 180 Answer

Answer Link

Otras preguntas

please answer these questions

if log 55 = 1.74 , what is the value of log1000 55 ?

Select all that are like terms to 5a^5b^4. a^5b^4 5a^4b^5 -2a^5 -a^5b^4 9a^5b^4 2a^5b^5 6b^4

Is it more costly to Andrew to go to graduate business school full time or part time if the tuition is the same for each? A. Part time B. It costs the same whe

How did the declaration of independence embody enlightenment ideals

For 1983 through 1989, the per capita con- sumption of chicken in the U.S. increased at a rate that was approximately linear. In 1983, the per capita consumptio

Carlos made a scale model of his house. The actual width is 30 feet, and the actual length is 45 feet. If the model has a width of 6 inches, what i the length o

Which of the following is a dependent clause? A. When the Founding Fathers signed the Constitution B. Several ideas in the Constitution were new.

Um don’t worry about the answers in the boxes those are obviously wrong please helpppp

In the measurement 5.678 grams, which Is the uncertain digit?