# Exponential Function

The exponential function is the function consisting of the base of the natural logarithm *e* taken to the power of a given variable.

Exponential function is a high school-level concept that would be first encountered in a pre-calculus course covering exponents and logarithms. It is listed in the California State Standards for Algebra II.

### Prerequisites

Power: | In arithmetic, a power is an exponent to which a given quantity is raised. |

e: |
The mathematical constant denoted e is the base of the natural logarithm which has value of approximately 2.718. |