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In Zp* with (p-1) elements exactly:

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in Cryptograph & Network Security by (60.1k points)
In Zp* with (p-1) elements exactly:

(a) /2 elements are QR and

(b) /2 elements are QNR.

(c) True

(d) False

The question was posed to me in final exam.

Enquiry is from Number Theory topic in chapter More Number Theory of Cryptograph & Network Security

1 Answer

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Best answer
The correct choice is (a) /2 elements are QR and

The best I can explain: The statement is true concerning elements of Zp* with (p-1) elements.

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