williamsantoinou4xtz williamsantoinou4xtz
  • 04-08-2017
  • Mathematics
contestada

Abdul is choosing a 3 letter password from the letters A,B,C,D, and E. The password cannot have the same letter repeated in it. How many such passwords are possible?

Respuesta :

Jefrafra
Jefrafra Jefrafra
  • 04-08-2017
There are 60 unique passwords. You can find this answer by multiplying 5*4*3 because each time you will have one less letter to choose from.
Answer Link
musiclover10045
musiclover10045 musiclover10045
  • 04-08-2017

there are 5 letters

1st letter can be any 5

2nd letter can be any 5 -1 = 4

3rd letter can be any 5 -2 = 3

5*4*3 = 60 different combinations

Answer Link

Otras preguntas

5 important of slefless individuals in the society​
There is a beautiful and peaceful girl in her death.Her scarlet lips slightly parted as though whispering a caress to her lover, her blue eyes gentle and unques
When I look at a table, do I unavoidably think, oh, it's flat on top, it's brown, it's got four legs: without having any choice in the matter? Does that make it
1.53 rounded to the nearest 10th
2. Which of the following is parallel to the line y= 3/4x + 7
write the quadratic equation whose roots are -4 and -1 and whose leading coefficient is 2
Find the area of the kite​
On your lower grades, you have already performed the Physical Fitness Test. And so, we assume that you already know how to demonstrate the various tests. Below
I. True or False Direction: Write True if the statement is correct and False if the statement is incorrect on the space provided before each number. 1. Butter i
please help asap asap