P t the amount of some quantity at time t. Introduction to Exponential Decay. Exponential decay is the change that occurs when an original amount is reduced by a consistent rate over a period of time.
So we have a generally useful formula.
Use Order of Operations to simplify. 2 3 1 0 4 9. Use Order of Operations to check your answer. K 1 h ln 2 1 3 ln 2 0.