Solve the problem.Factory A makes 13 model-A, 5 model-D, and 7 model-M train sets. Factory B makes 6 model-A, 5 model-D, and 6 model-M train sets. If model-A sells for $20, model-D for $23, and model-M for $38, write a 2 x 3 matrix to summarize the income by model.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the amount of interest earned by the deposit.$12,000 at 12% compounded quarterly for 5 years
A. $9148.10 B. $9042.07 C. $9673.33 D. $21,673.33
Mathematics
Find the maximum rate of change of f(x,y) = xy² +?y at the point (2, 1). In what direction does it occur?
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Mathematics
Provide an appropriate response.Solve: -2x = 18
Fill in the blank(s) with the appropriate word(s).
Mathematics
Graph the equation.f(x) = -3(x - 9)2 - 2
A. 
B. 
C. 
D. 
Mathematics