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. BF
B. BD
C. EF
D. DF
E. none of these
Answer: A
Mathematics
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Perform the matrix operation.Let C = 
and D = 
. Find C - 4D.
A. 
B. 
C. 
D. 
Mathematics
Graph the equation.y = 
x2 
A. 
B. 
C. 
D. 
Mathematics
Find the equation of the line passing through the indicated two points. Write the equation in point-slope form.(-3, 3) and (6, -7)
A. y + 3 = - 
(x - 3) or y - 7 = - 
(x + 6)
B. y - 3 = 
(x + 3) or y + 7 = 
(x - 6)
C. y - 3 = - 
(x + 3) or y + 7 = - 
(x - 6)
D. y + 3 = 
(x - 3) or y - 7 = 
(x + 6)
Mathematics
Determine whether the graph represents a function.
A. No B. Yes
Mathematics