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For each n ∈ N, 10^2n-1 + 1 is divisible by .....

+1 vote

asked Mar 12, 2019 in Mathematics by kratos

For each n ∈ N, 102n-1 + 1 is divisible by .....

(a) 11

(b) 13

(c) 9

(d) of these

jee
class-11
principle of mathematical induction
jee mains

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1 Answer

+3 votes

answered Nov 9, 2020 by kratos

Best answer

Correct option: (a) 11

Explanation:

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