Perform the indicated operations and write the result in standard form.
+ 
A. 54i
B. -15
C. -15i
D. 15i
Answer: D
Mathematics
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B. 
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A. 2 B. 0 C. 1 D. 3
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Given matrices A and B, find the indicated matrix if possible.A =
, B = 
Find AB.
A. 
B. 
C. 
D. 
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Graph f by hand by first plotting points to determine the shape of the graph.f(x) =
A. 
B. 
C. 
D. 
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