Estimate the solution of the equation from the associated graph.The graphs of y1 = -2x + 8 and y2 = -4x + 12 are shown. Estimate the solution of -2x + 8 = -4x + 12.
A. 
B. 2
C. 8
D. 4
Answer: B
Mathematics
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Assume you have a digraph with 5 vertices (A, B, C, D, and E) and 9 arcs. B is incident from D, E, and A; C is incident to E and A and incident from D; E is incident to D and incident from A.Vertex B has
A. indegree 1, outdegree 2. B. indegree 2, outdegree 1. C. indegree 3, outdegree 0. D. indegree 0, outdegree 3. E. none of these
Mathematics
Find the area.
A. 54 m2 B. 108 m2 C. 1440 m2 D. 720 m2
Mathematics
Express each quantity as a positive or negative number.A climb of 142 feet up a sheer mountain cliff
A. +142 feet B. -142 feet
Mathematics
Assume that A = {1, 2, 3, 5, 8, 7}, B = {5, 3, 4} and that U is the universal set of natural numbers less than 11. Find A?B'.
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Mathematics