2π 365 A city's daily high temperature, in degrees Celsius, can be modelled by the function t(d) = -28 cos d + 10 where d is the day of the year and 1 = January 1. On days when the temperature is approximately 32°C or above, the air conditioners at city hall are turned on. During what days of the year are the air conditioners running at city hall?
2π 365 A city's daily high temperature, in degrees Celsius, can be modelled by the function t(d) = -28 cos d + 10 where d is the day of the year and 1 = January 1. On days when the temperature is approximately 32°C or above, the air conditioners at city hall are turned on. During what days of the year are the air conditioners running at city hall?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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