The question(s) that follow refer to the problem of finding the minimum spanning tree for the weighted network shown below.
Using Kruskal's algorithm, which edge should we choose first?
A. EA
B. BC
C. ED
D. AC
E. none of these
Answer: B
Mathematics
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Solve the problem.Given that ~(p ? q) is true, what can you conclude about the truth values of p and q?
A. Both p and q are true B. At least one of p and q is false C. Both p and q are false D. Exactly one of p and q is true
Mathematics
Provide an appropriate response.Explain the mistake in the following problem:21 - (-2)5= 21 - 32= -11
A. There is no mistake. B. 25 is not 32. C. (-2)5 is -32, not 32. D. There is a subtraction error.
Mathematics
Factor completely.21t3 - 91t2 - 70t
A. 7(t + 5)(3t - 2) B. t(3t + 2)(7t - 35) C. (t2 - 5)(21t + 14) D. 7t(t - 5)(3t + 2)
Mathematics
Use the graph of y = g(x) to answer the question.
Find f(-4).
A. -4 B. 1 C. 0 D. 2
Mathematics