The desert temperature, H, oscillates daily between 36°F at 6am and 76°F at 6pm. (a) Write a possible formula for H, measured in hours from 6am. Use the form H(t) = Acos(Bt) + C. H(t) = 20 cos(+56 (b) How fast is the temperature changing at noon? Give an exact simplified answer. 5 R degrees per hour ✓

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter6: Exponential And Logarithmic Functions
Section: Chapter Questions
Problem 31PT: A bottle of soda with a temperature of 71 Fahrenheit was taken off a shelf and placed ina...
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The desert temperature, H, oscillates daily between 36°F at 6am and 76°F at 6pm.
(a) Write a possible formula for H, measured in hours from 6am. Use the form H(t) = Acos(Bt) + C.
H(t) = 20 cos(+56
(b) How fast is the temperature changing at noon? Give an exact simplified answer.
2030
5
π
degrees per hour ✓
Transcribed Image Text:The desert temperature, H, oscillates daily between 36°F at 6am and 76°F at 6pm. (a) Write a possible formula for H, measured in hours from 6am. Use the form H(t) = Acos(Bt) + C. H(t) = 20 cos(+56 (b) How fast is the temperature changing at noon? Give an exact simplified answer. 2030 5 π degrees per hour ✓
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