If the square of a two-digit number is reduced by the square of the number forme

Question

If the square of a two-digit number is reduced by the square of the number formed by reversing the digits of the number, the final result is :

Options:

A . Divisible by 11

B . Divisible by 9

C . Necessarily irrational

D . Both (A) and (B)

Answer: Option D

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