An exponential function is a function that can be written in the form 

. Check out this video to learn more about exponential functions.

A growth factor helps you calculate a final amount after a percentage has been added or subtracted. It is given by the formula:

 is the decimal representation of the percentage that is being added or subtracted.

A decay factor helps you calculate a final amount after a percentage has been subtracted. It is given by the formula:

 is the decimal representation of the percentage that is being subtracted.

The number in front of a variable or product of variables, showing how many you have of that variable or product of variables

A symbol, often a letter from the alphabet, which represents an unknown value.

Mathagon

Definition

Role of the Coefficient

Find the Coefficient

Role of the Base

Find the Base

Exponential Functions

An exponential function is a function that can be written in the form f(x) = a × b ^ x. Check out this video to learn more about exponential functions. 

What Is an Exponential Function?