Annabelle's password is a 3-digit code that uses the numbers 0, 1, and 2. How many possible outcomes are there for Annabelle's p

Question

julsineya [31]

2 years ago

9

Annabelle's password is a 3-digit code that uses the numbers 0, 1, and 2. How many possible outcomes are there for Annabelle's p

assword if the digits can repeat?
27
9
21
3

Mathematics

2 answers:

jekas [21] · Answer 1 · 2022-05-17T18:58:58+03:00

jekas [21]2 years ago

7 0

Answer: The answer is 27

Step-by-step explanation:

Anit [1.1K] · Answer 2 · 2022-05-17T17:31:38+03:00

Answer:

You have 8 choices for the third digit (digits 0 - 9 excluding the numbers you chose for the first and second digit). So by the multiplication principle (MP), there are 9*9*8 ways to do this. So there are 648 numbers that are 3 digit numbers and have no repeated digits.

Step-by-step explanation: