Week 1 - Pre-calculus

1. What is, in your own words, the description and definition of a function? Include the following terms: domain, range, inverse, degree, and roots. What are two ways you use functions in everyday life?  For example, how do you use functions to estimate your cell-phone bill? (150 words)

 2. You have learned quadratic equations and quadratic functions.  Except for the red and blue colors as I highlighted, are the quadratic equation and quadratic function different?  Are they the same?  Why and Why not?  Please explain.   (150 words)

3. See attached page. (150 words)