Find the indicated matrix.Let A = 
and B = 
. Find AB.
A. 
B. 
C. not defined
D. 
Answer: A
Mathematics
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Find the series' radius of convergence.
A. ?, for all x B. 0 C. 1 D. 2
Mathematics
Solve the triangle. Round the answer to the nearest tenth. 
A. a ? 3.0, B = 30°, C = 90° B. a ? 3.5, B = 35°, C = 85° C. a ? 3.8, B = 28°, C = 92° D. a ? 3.5, B = 30°, C = 90°
Mathematics
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.
? 
A. {6, 8} B. {1, 2, 3, 4, 5, 7, 9} C. { } D. {0, 6, 8}
Mathematics
Graph the pair of functions on the same plane. Use a dashed line for g(x).f(x) = x2 , g(x) = - 
(x + 4)2 + 3
A. 
B. 
C. 
D. 
Mathematics