Solve the problem.Given the revenue and cost functions R = 28x - 0.3x2 and , where x is the daily production, find the rate of change of profit with respect to time when 20 units are produced and the rate of change of production is 5 units per day.

A. $80.00 per day
B. $55.00 per day
C. $103.00 per day
D. $112.00 per day


Answer: B

Mathematics

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A. 42.2° B. 36.0° C. 23.8° D. 78.2°

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A. x = -2
B. x = 2
C. x = 
D. x = - 

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What will be an ideal response?

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Find the eccentricity of the ellipse or hyperbola.x2 + 25y2 = 25

A.
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C.
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Mathematics