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    Discrete Mathematics and Its Applications Study Set 1
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    Exam 4: A: Number Theory and Cryptography
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    Prove: If\(n\) Is an Integer That Is Not a Multiple of 3
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Prove: If nnn Is an Integer That Is Not a Multiple of 3

Question 125

Question 125

Essay

Prove: if nnn is an integer that is not a multiple of 3 , then n2≡1n ^ { 2 } \equiv 1n2≡1 mod 3 .

Correct Answer:

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The proof is not correct since...

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