Let n > 2 be a positive integer and r a primitive root of n. Suppose that a E Z is such that ar² = 1 (mod n), then a has order None of the choices P(n) modulo n This option This option $(n) modulo n 2 1 modulo n O This option O This option

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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number theory
Let n > 2 be a positive integer and r a primitive root of n. Suppose
that a E Z is such that ar? = 1 (mod n), then a has order
None of the choices
P(n) modulo n
This option
This option
$(n)
modulo n
2
1 modulo n
O This option
O This option
Transcribed Image Text:Let n > 2 be a positive integer and r a primitive root of n. Suppose that a E Z is such that ar? = 1 (mod n), then a has order None of the choices P(n) modulo n This option This option $(n) modulo n 2 1 modulo n O This option O This option
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