Find the matrix product AB for the partitioned matrices.A = 
, B = 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Use the given graph to find the x-intercepts and zeros of the function.
A. (2, 0), (4, 0); 2, 4 B. (-4, 0), (2, 0); -4, 2 C. (-2, 0), (4, 0); -2, 4 D. (-4, 0), (-2, 0); -4, -2
Mathematics
The graph shows the monthly revenue in millions of dollars of a growing company after the company doubled its advertising. Use the graph to solve the problem. 
Estimate the minimum revenue during the period of time plotted on the graph.
A. $1 million B. $6 million C. $2 million D. $4 million
Mathematics
Multiply. 2 ? (-7)
A. -14 B. -5 C. 14 D. 5
Mathematics
Find the sum, if it exists.
A. 248 B. -5140 C. -1640 D. Does not exist
Mathematics