Math, asked by srivinayaga232, 4 months ago

A safety locker in a jewel shop requires a 4 digit unique code. the code has the digits from 0 to 9. How many unique codes are possible​

Answers

Answered by PoojithaYadavsmile
1

Answer:

4 codes unique are possible

Answered by RedHood3
1

Answer is 4, there would be code with 4 digit.

The unique code has 4 digits. Each digit is formed using any of the 10 numbers from 0 to 9.

∴ Single digit number can be formed in 10 ways. A double digit number can be formed in 10 × 10 ways.

A three digit number can be formed in 10 × 10 × 10 ways. A four digit number can be formed in 10 × 10 × 10 × 10 ways. = 10,000 waysRead more on

Similar questions