In this case fx is called an exponential decay function. The number b is called the base. If b 1 fx is a positive increasing continuous function.
Exponential function definition is - a mathematical function in which an independent variable appears in one of the exponents called also exponential.
Basically exponential functions are functions with the. In this video I want to introduce you to the idea of an exponential function and really just show you how fast these things can grow. Graphing exponential functions - oxford text. Another application of the exponential function is exponential decay which occurs in radioactive decay and the absorption of light.