Assume you have a digraph with 5 vertices (A, B, C, D, and E) and 9 arcs. A is incident from C, D, and E; B is incident to D and E and incident from C; D is incident to C and incident from E.Vertex A has
A. indegree 0, outdegree 3.
B. indegree 2, outdegree 1.
C. indegree 1, outdegree 2.
D. indegree 3, outdegree 0.
E. none of these
Answer: D
Mathematics
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Match the system of inequalities with one of the graphs.y ? -x2x + y ? -2
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response. Simplify 3 + 4(2x - 1) by applying the distributive principle and combining like terms.
A. 14x - 4 B. 8x - 1 C. 14x - 1 D. 8x + 2
Mathematics
Multiply.8
A. 64x - 56x
B. 64x - 56
C. 64x - 56x
D. 8
Mathematics
Provide an appropriate response.Given f(x) = 9
and g(x) = 9x + 13, find (f ? g)(x).
A. (f ? g)(x) = 9
+ 9
B. (f ? g)(x) = 81
+ 13
C. (f ? g)(x) = 9
D. (f ? g)(x) = 9
Mathematics