SCIENCE Amug of hot chocolate is 90°C at timet = 0. It is surrounded by air at a constant temperature of 20°C. If stirred steadily, its temperature in Celsius after minutes will be y(t) = 20 70(1.071)-. a. Find the temperature of the hot chocolate after 15 minutes. b. Find the temperature of the hot chocolate after 30 minutes. C. The optimum drinking temperature is 60°C. Will the mug of hot chocolate be at or below this temperature after 10 minutes?
SCIENCE Amug of hot chocolate is 90°C at timet = 0. It is surrounded by air at a constant temperature of 20°C. If stirred steadily, its temperature in Celsius after minutes will be y(t) = 20 70(1.071)-. a. Find the temperature of the hot chocolate after 15 minutes. b. Find the temperature of the hot chocolate after 30 minutes. C. The optimum drinking temperature is 60°C. Will the mug of hot chocolate be at or below this temperature after 10 minutes?
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Transcribed Image Text:SCIENCE Amug of hot chocolate is 90°C at timet =
0. It is surrounded by air at
a constant temperature of 20°C. If stirred steadily, its temperature in Celsius after
minutes will be y(t) = 20 70(1.071)-.
a. Find the temperature of the hot chocolate after 15 minutes.
b. Find the temperature of the hot chocolate after 30 minutes.
C. The optimum drinking temperature is 60°C. Will the mug of hot chocolate be at or
below this temperature after 10 minutes?
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