Let p be a prime number and d / p-1 .(adsbygoogle = window.adsbygoogle || []).push({});

Then which of the following statements about the congruence?

x ^d = 1( mod p) is / are correct :

1. It does not have a solution

2 atmost d incongurent solutions

3 exactly d incongruent solutions

4 aleast d incongruent solutions.

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# Congruence Solving

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