Each of four factories manufactures three products in the daily quantities and unit costs given in Figures 1 and 2. Find a suitable matrix product to represent production costs.Figure 1
Production quantitiesFactoryProduct AProduct BProduct CAshtabula221523Boston181624Chicago172026Denver222222?
Figure 2
Unit production costs
Day ShiftNight ShiftProduct A2.74Product B2.54.6Product C3.83.7?
A. 
?
B. 
?
C. 
?
D. 
?
E. none of these?
Answer: A
Mathematics
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Simplify.
A. 
y
B. 
C. 
D. 
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A. no such triangle B. B = 60°, C = 60°, c = 37.52 C. B = 90°, C = 60°, c = 37.52 D. B = 60°, C = 90°, c = 37.52
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Use the product-to-sum and sum-to-product identities to prove the stated identity.sin 12? + sin 14? = cot ?(cos 12? - cos 14?)
What will be an ideal response?
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Solve the equation.-10.9x + 1.8 = -63.3 - 1.6x
A. {7} B. {6.1} C. {6} D. {-74}
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