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Let N = (10^143 -1)/9 Then which of the ...

Let `N = (10^143 -1)/9` Then which of the following is true?

A

N is prime

B

` N = (1+10^(12) + 10^(24) + …+10^(132))(1+10 + 10^(2) +…+10^(10))`

C

` N = (1+10^(11) + 10^(22) + …+10^(132))(1+10 + 10^(2) +…+10^(10))`

D

` N = (1+10^(13) + 10^(26) + …+10^(130))(1+10 + 10^(2) +…+10^(12))`

Text Solution

Verified by Experts

The correct Answer is:
3,4
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