Answer the following statements true (T) or false (F)
1. The algorithm credited to Euclid for easily finding the greatest common divisor of two integers has broad significance in cryptography.
2. Unlike ordinary addition, there is not an additive inverse to each integer in modular arithmetic.
3. The scheme where you can find the greatest common divisor of two integers by repetitive application of the division algorithm is known as the Brady algorithm.
4. Two integers a and b are said to be congruent modulo n, if (a mod n) = (b mod n).
5. Basic concepts from number theory that are needed for understanding finite fields include divisibility, the Euclidian algorithm, and modular arithmetic.
1. TRUE
2. FALSE
3. FALSE
4. TRUE
5. TRUE
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