The access code for a car’s security system consists of four digits, 0 through 9. Once a digit is used, it cannot be repeated. T

Question

3 years ago

5

here are choices for the first digit, choices for the second digit, choices for the third digit, and choices for the fourth digit.

1 answer:

bezimeni [28] · Answer 1 · 2022-06-10T06:15:23+03:00

Answer:

10 9 8 7

Step-by-step explanation:

There are 10 choices for the first digit,

9 choices for the second digit,

8 choices for the third digit, and

7 choices for the fourth digit.

Using the fundamental counting principle, how many access codes are possible? 5,040

If the digits 0 through 9 could be repeated, how many access codes would be possible? 10,000