What are functions ? From an introduction of the basic concepts of functions to more advanced functions met in economics, engineering and the sciences, these topics provide an excellent foundation for undergraduate study.

> Introduction to functions
> Linear functions
> Polynomial functions
> Exponential and logarithm functions
> Trigonometric functions
> Hyperbolic functions
> Composition of functions
> Inverse functions
> Sigma notation
> Arithmetic and geometric progressions
> Limits of sequences
> The sum of an infinite series
> Limits of functions

Polynomial functions

Many common functions are polynomial functions. This unit describes polynomial functions and looks at some of their properties. Video tutorial 43 mins.

Polynomial functions

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