A cup of coffee at boiling point temperature is brought to a room at 20°C. After five minutes, the temperature of coffee drops to half of its original temperature. Find the time it takes for the cup of coffee to cool down at a. 30°C. b. 25°C
A cup of coffee at boiling point temperature is brought to a room at 20°C. After five minutes, the temperature of coffee drops to half of its original temperature. Find the time it takes for the cup of coffee to cool down at a. 30°C. b. 25°C
Chapter6: Exponential And Logarithmic Functions
Section6.7: Exponential And Logarithmic Models
Problem 17TI: A pitcher of water at 40 degrees Fahrenheit is placed into a 70 degree room. One hour later, the...
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A cup of coffee at boiling point temperature is brought to a room at 20°C. After five minutes, the temperature of coffee drops to half of its original temperature. Find the time it takes for the cup of coffee to cool down at
a. 30°C.
b. 25°C
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