Which of these matrices is an adjacency matrix for K 1, 3 ?

For arbitrary positive integers a, b, q and r, if a = bq + r, then GCD(a, b) = GCD(b, r).

What topic in units 10-11 of the course material did you find the most interesting?

For arbitrary integers a, b, and c, with a ≠ 0, if a | (b c), then a | b or a | c.

Define S, a set of bit strings, recursively as follows. Initial Condition:  0 ∈ S Recursion: If m ∈ S then 1m ∈ S. Which of the following best describes set S?  

Which of the following symbols can be used as part of an identifier?

For all positive integers a, b, c, and m with c > 0 and m > 1, if a ≡  b(mod cm), then a ≡ (c b)(mod m).

If a and b are integers and p is a prime number such that p | ab, then p | a or p | b.

Which of the following statements has a syntax error? Assume age and years are variables that have already been defined.

The function f : ℤ ⟶ ℤ defined by f(n) = n(mod 11) is a bijection.