A thermometer is removed from a room where the temperature is 70° F and is taken outside, where the air temperature is 30° F. After one-half minute the thermometer reads 50° F. What is the reading of the thermometer at t = 1 min? (Round your answer to two decimal places.) 55.20 x °F How long will it take for the thermometer to reach 35° F? (Round your answer to two decimal places.)

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Differential Equations

Have you ever observed the movement of the satellites and rockets or how the planets go around the sun in their orbits? How will you determine their motion? Definitely they follow some scientific laws and these kinds of problems are framed as differential equations.