Quiz 2
Math 2320.03
Quiz 2 Version 1     November 3, 2000

  1. Find gcd(689,234) .

  2. Solve 25x      30 mod 4 and list three solutions.

  3. Prove that if d|a and d|a+k then d|k.

    Does gcd(a,a+k)|k for k 0 ? Explain.

    What is gcd(a,a+1) ? Explain.

  4. Find all integers that satisfy simultaneously
    x
    2 mod 3
    x
    3 mod 5
    x
    5 mod 2


File translated from TEX by TTH, version 2.60.
On 3 Nov 2000, 17:05.