Perform the indicated operations and simplify.Let A = 
, B = 
, and C = 
. Find C(A - B).
A. 
B. 
C. 
D. 
Answer: B
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Perform the indicated operation. Assume that all variables are nonnegative.
? 
A. 42
B. 
C. 
D. 
Is the following statement true or false?25 < -14
A. True B. False
Sarah bought a 7-year old car for $10,500. When the car was new, it sold for $21,000. Therefore, the depreciation rate is 9.4%.
Answer the following statement true (T) or false (F)
?Let x represent the units of labor and y the capital invested in a manufacturing process. When 135,540 units are produced, the relationship between labor and capital can be modeled by 
. Find the rate of change of y with respect to x when 
and
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