Civil Services 2020_Qn C78. For what value of n, the sum of digits in the number (10^n +1) is 2?

Описание к видео Civil Services 2020_Qn C78. For what value of n, the sum of digits in the number (10^n +1) is 2?

For what value of n, the sum of digits in the number (10^n +1) is 2?
(a)    For n = 0 only
(b)    For any whole number n
(c)     For any positive integer n only
(d)    For any real number n

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