Question
$4^61 + 4^62 + 4^63 + 4^64$ is divisible by
Answer: Option A
Answer:(d)$4^61 + 4^62 + 4^63 + 4^64$= $4^61 (1 + 4 + 4^2 + 4^3)$= $4^61(1 + 4 + 16 + 64)$= $4^61$ × 85 which is divisible by 17.
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Answer:(d)$4^61 + 4^62 + 4^63 + 4^64$= $4^61 (1 + 4 + 4^2 + 4^3)$= $4^61(1 + 4 + 16 + 64)$= $4^61$ × 85 which is divisible by 17.
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