Multiple Choice
If the total revenue function for a toy is
dollars and the total cost function is
dollars. What is the instantaneous rate of change of profit if 10 units are produced and sold? Explain its meaning.
A) 0.20. Selling an additional unit when 10 have been sold increases profit by $0.20.
B) 0.60. Selling an additional unit when 10 have been sold increases profit by $0.60.
C) 6.80. Selling an additional unit when 10 have been sold increases profit by $6.80.
D) 7.00. Selling an additional unit when 10 have been sold increases profit by $7.00.
E) 234.00. Selling an additional unit when 10 have been sold increases profit by $234.00.
Correct Answer:

Verified
Correct Answer:
Verified
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