# A discrete mathematics problem by Kaushik Surai

**Discrete Mathematics**Level pending

**9** digit **palindrome** number is formed by using the digits from 1 ,2,3,4,5,6,7,8,9,0 where repetition is allowed. In how many ways the number can be formed.

**Your answer seems reasonable.**Find out if you're right!

Sign up to access problem solutions.

**That seems reasonable.**Find out if you're right!

Already have an account? Log in here.