Solve the problem.Decor Woodworkers knows that their marginal cost of producing x feet of custom molding is given by C'(x) = -0.00003x2 - 0.04x + 90, for x ? 1000,where C'(x) is in cents. Approximate their total cost, in dollars, of manufacturing 1000 feet of molding, using 4 subintervals over [0, 1000] and the left endpoint of each subinterval.
A. $684.38
B. $984.38
C. $749.89
D. $273.75
Answer: A
Mathematics
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A. 
B. {-2, 
, - 
}
C. {2, 
, -
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A. 
B. 
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D. 
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