Algebra 1: Beginning Algebra

Relations and Functions Video Review Lessons

The Rectangular Coordinate System
• Using the Cartesian System
• Thinking Visually
An Introduction to Functions
• Introducing Relations and Functions
• Functions and the Vertical-Line Test
• Function Notation and Values
Domain and Range
• Finding Domain and Range
• Domain and Range: An Explicit Example
• Satisfying the Domain of a Function
• Graphing Important Functions
The Algebra of Functions
• Operations on Functions
• Composite Functions
• Components of Composite Functions
The Slope of a Line
• An Introduction to Slope
• Finding the Slope Given Two Points
Graphing Linear Equations
• Using Intercepts to Graph Lines
• Working with Specific Lines
• Interpreting Slope from a Graph
• Graphing with a Point and the Slope
Linear Equations
• Writing an Equation in Slope-Intercept Form
• Writing an Equation Given Two Points
• Writing an Equation in Point-Slope Form
• Matching a Point-Slope Equation with Its Graph
• Slope for Parallel and Perpendicular Lines
Applications of Linear Concepts
• Constructing a Linear Model from a Set of Data
• Scatterplots and Predictions
• Interpreting Line Graphs
• Linear Cost and Revenue