Using Exponential Equations and Natural Logarithms to Solve Real Life Problems

This video tutorial teaches how to solve real-life exponential equations using natural logarithms, focusing on Newton's Law of Cooling. It explains the process of finding the constant k and determining the time required for a hot soup to cool to a comfortable temperature. The lesson reviews the properties of natural logarithms and their application in solving equations with base e.

What is the formula used to find the constant k in the cooling process?

What property of logarithms is used when solving for k?

What approximation is made for k using the calculator?