SOLUTION: A cup of coffee is heated to 180°F and placed in a room that maintains a temperature of 75°F. The temperature of the coffee after t minutes is given by
T(t) = 75 + 115e^−0.
Algebra.Com
Question 1004659: A cup of coffee is heated to 180°F and placed in a room that maintains a temperature of 75°F. The temperature of the coffee after t minutes is given by
T(t) = 75 + 115e^−0.042t.
(a) Find the temperature, to the nearest degree, of the coffee 30 minutes after it is placed in the room.
=°F
(b) Determine when, to the nearest tenth of a minute, the temperature of the coffee will reach 130°F.
=min
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
(a)
degrees F
-------------------------
(b)
min
-----------------
You can check answers by plugging
results back into original equations
RELATED QUESTIONS
A cup of coffee is heated to 180°F and placed in a room that maintains a temperature of... (answered by amfagge92,MathTherapy)
A cup of coffee is heated to 180°F and placed in a room that maintains a temperature of... (answered by ankor@dixie-net.com)
A cup of coffee is heated to 160 degrees Fahrenheit and placed in a room that maintains a (answered by solver91311)
Coffee is best enjoyed at a temperature of 121° F. A restaurant owner wants to discover... (answered by josmiceli)
Suppose that a cup of hot coffee at a temperature of T0 is set down to cool in a room... (answered by advanced_Learner)
A cup of coffee is poured at 190ËšF and is allowed to cool in a 70ËšF room. If the... (answered by CubeyThePenguin,MathTherapy)
A bowl of soup at 165 F. is placed in a room of constant temperature of 75 F. The... (answered by ikleyn,richwmiller)
A bowl of soup at 180° F. is placed in a room of constant temperature of 70° F. The... (answered by robertb)
According to Newton's Law of Cooling, if a body with temperature T 1 is placed in... (answered by Fombitz)