The Mexican Subsidiary of ThermoMaster Manufactures an Indoor-Outdoor Thermometer

question 149

Multiple Choice

The Mexican subsidiary of ThermoMaster manufactures an indoor-outdoor thermometer. Management estimates that the profit (in dollars) realizable by the company for the manufacture and sale of x units of thermometers each week is . Find the intervals where the profit function P is increasing and the intervals where P is decreasing.

• A) increasing on , decreasing on
• B) increasing on , decreasing on
• C) increasing on , decreasing on
• D) increasing on , decreasing on
• E) increasing on , decreasing on

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