ReumenJariap ReumenJariap
  • 03-06-2017
  • Mathematics
contestada

How many 4-letter code words are possible using the first 8 letters of the alphabet with no letters repeated? how many codes are there when letters are allowed to repeat?

Respuesta :

Alina6211
Alina6211 Alina6211
  • 03-06-2017
With no letters repeated:
8*7*6*5 = 1680
When letters are allowed to repeat:
8^4 = 4096
Answer Link

Otras preguntas

HELP PLEASE ASAP. NO LINKS OR I WILL REPORT​
Do 5 yd 12 yd 13 yd make a right angle?
Astronomy question i need help cause i never to space and i have to imagine if i was and I'll also mark Brainiest for best answer help me plz
answer for brainlest and 10 points
Anyone please help me with this
Need help with this thank you
A grocer wants to mix two kinds of coffee. One kind sells for $0.85 per pound, and the other sells for $2.70 per pound. He wants to mix a total of 21 pounds and
ancient greek medicine that is still used today ?
ASAP simplify and show work. 1. (x^-6)^-3 2. (2x^4)(8x^15) 3. (xy^6)(xy)^3 4. a^4b^0(a^8) 5. (x^2)^2(5x^2)^3
Of mine own eyes. What is the most likely meaning of the word charge in this scene? A. Order B. Attack C. Load D. Honor