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

What challenges did the californios face?
what type of fractions are the following A) 1/3 A) Improper B) mixed C)wholeB) 5 1/6C) 6/5answer A B C with the three multiple choice answers.
which expression is equivalent to x^4-y^4?
How many midgets can sit in a clown car if the car can hold 4 clowns from door to door and 3 people from front seat to back seat. Two midgets fit across 1 clow
Tear is to sorrow as smile is to
if f(x)=|3x-4|+2, find f (-10)
what are some reasons for limiting authority
do you know how to say my in Spanish?
after clicking the start button on your computer screen desktop what option would you then select to examine system components you might want to modify?
What is the product of (x+1) and (2x^2+3x-1)?