The links below will take you to videos and exercises relating to the content in
Chapter 1: LINEAR FUNCTIONS, EQUATIONS, AND INEQUALITIES
1.1 REAL NUMBERS AND THE RECTANGULAR COORDINATE SYSTEM
The Cartesian Coordinate System (PatrickJMT)
Viewing Windows Intro (staylor90)
The Distance Formula (PatrickJMT)
The Midpoint Formula (PatrickJMT)
1.2 INTRODUCTION TO RELATIONS AND FUNCTIONS
Interval and Set Notation (waszel)
Domain and Range of a Function - Visually (dak721)
Domain of a Function Algebraically (dak721)
The Vertical Line Test (PatrickJMT)
Function Notation (waszel)
1.3 LINEAR FUNCTIONS
Meaning of Slope (bullcleo1)
Find Slope from Graph (robichaudd)
Find Slope from Points, Slope Formula (robichaudd)
Slope-Intercept Form y=mx+b (13evilshenanigans)
1.4 EQUATIONS OF LINES AND LINEAR MODELS
Find the Equation of a Line Using Point-Slope Form (PatrickJMT)
Standard Form for Equation of a Line (crowsmathclass)
Parallel and Perpendicular Lines (MarcWhitaker)
Graphing Scatter Plots on the Calculator (laneCrease)
Linear Regression by Calculator (EllenSmyth)