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Use the Euclidean algorithm to determine the GCD(324, 147).  Show your work. Then express the GCD(324, 147) value you identify as a linear combination of 324 and 147.  Show your work.

Which of the following are built-in functions that perform I/O (input and output)?

There exists a simple graph with 2 vertices of degree 4 and 4 vertices of degree 3.

Which of these matrices is an adjacency matrix for K 2, 3 ?

Which of the following is not a valid expression? Assume x and y are integer variables.

For each positive integer k, let Ak = { x ∈ ℝ | 0  ≤  x  ≤ 1/k  }. Which of the following sets is equal to ?

The function f : ℝ ⟶ ℝ defined by f(x) = x3 + 3×2 – x + 7 is O(x4).

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?