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 second?
A. BD
B. AC
C. CD
D. BC
E. none of these
Answer: D
Mathematics
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Provide an appropriate response.What is wrong with the following application of the chain rule? What is the correct derivative?
(x2 - 3x)4 = 4x3(2x - 3)
What will be an ideal response?
Mathematics
Simplify the expression.
1/2
A. - 
B. 
C. - 
D. 
Mathematics
Use a sum or difference identity to find the exact value.
A. 
B. 2
C. 
D. 
Mathematics
Choose the ordered pair which is a solution of the inequality.x + y ? 0(0, -1), (1, -1), (-2, 1), (-1, 0)
A. (-2, 1) B. (0, -1) C. (-1, 0) D. (1, -1)
Mathematics