For example, some inexpensive mowers are designed to have a service life of 200 or fewer hours while pricier mowers typically are designed to last 500 or more hours. Therefore, a lawnmowerâs life expectancy can be based on how often and how long it is used.
exponential growth. Increase in number or size, at a constantly growing rate. It is one possible result of a reinforcing feedback loop that makes a population or system grow (escalate) by increasingly higher amounts. Compound interest is an example of exponential growth. Use 'exponential growth' in a Sentence.
Exponential Function. An exponential growth or decay function is a function that grows or shrinks at a. constant percent growth rate. The equation can be written in the form. f x =a (1+r )x or abx where b = 1+r. Where. a is the initial or starting value of the function. r is the percent growth or decay rate, written as a decimal.