Exponential decay refers to an amount of substance decreasing exponentially. Exponential decay is a type of exponential function where instead of having a variable in the base of the function, it is in the exponent. Exponential decay and exponential growth are used in carbon dating and other real-life applications.
Sample Problems (8)
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When Archeologists found King tuts tomb, they found a wooden stick that had 71% of its original carbon-14 amount.
The amount of a drug in ones blood decreases according to A(t) = 10e-2t, with t in hours.
Number of rabbits on a farm increases according to N(t) = 200e0.3t, with t in months.