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If n >1 , the value of the positive inte...

If `n >1` , the value of the positive integer `m` for which `n^m+1` divides `a=1+n+n^2+ddot+n^(63)` is/are a.`8` b. `16` c. `32` d. `64`

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CENGAGE PUBLICATION-SEQUENCES AND SERIES-All Questions
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