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4^(61)+4^(62)+4^(63)+4^(64) is divisible...

`4^(61)+4^(62)+4^(63)+4^(64)` is divisible by

A

17

B

3

C

11

D

13

Text Solution

Verified by Experts

The correct Answer is:
A
`4^(61)+4^(62)+4^(63)+4^(64)`
= `4^(61)(1+4+4^(2)+4^(3))" "{85=5xx17}`
= `4^(61)(85)`
जो कि 17 से विभाज्य है।
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