**Chapter 1**

Recognize independent and dependent variables

Understand domain and range

Determine if a relation is a function

**Chapter 3**

Determines if a relation is linear or nonlinear

Represents functions in multiple ways

Graphs linear equations and inequalities

Calculates and understands slope

Write linear equations in slope intercept form

Analyze parallel and perpendicular lines

**Chapter 4**

Formulate lines of best fit

writes equations of lines