Tell whether or not the relation is a function.{(-3, -9), (-2, -9), (-1, 9), (5, 9)}
A. Yes
B. No
Answer: A
Mathematics
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Use U = universal set = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {1, 2, 3, 5, 8}, B = {2, 3, 5, 7}, and C = {1, 4, 9} to find the set.B ? C
A. { } B. {0} C. {1, 2, 3, 5, 7, 9} D. {1, 2, 3, 4, 5, 7, 9}
Mathematics
Determine if the given ordered triple is a solution of the system.x - y + z = -1x + y + z = 1x + y - z = -7(4, -4, 1)
A. No B. Yes
Mathematics
Use the graph of the inequality to find the set.A = {x|x < 2}, B = {x|x > -2}Find A ? B.
A. {x|x > -2}; (-2, ?)
B. {x|-2 < x < 2}; (-2, 2)
C. {x|x < 2}; (-?, 2)
D. {x|3 < x < 3}; (-3, 3)
Mathematics
State whether the vectors are parallel, orthogonal, or neither.v = 3i - j,
w = 6i - 2j
A. Parallel B. Orthogonal C. Neither
Mathematics