Math, asked by mail2dhariya, 2 months ago

How many 5-digit palindromic numbers are of the form 9_2_9?

Answers

Answered by aadarshdwivedi000

8

Answer:

Further, 2(X+Y)mod9=0⟺(X+Y)mod9=0⟹n=10. Hence, the total number of 5−digit palindromes divisible by 9 is 100.

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