Stefan Warner and Steven R. Costenoble
Finite Mathematics & Applied Calculus: Linear Functions and Models: Basics: Slope and Intercept
A mathematics tutorial that allows you to interactively learn and manipulate the slope and intercepts of a line.
University of Georgia
University of Georgia: Piecewise Linear Functions
Piecewise linear functions are presented with examples and definitions. See how piecewise functions are applied to real-world situations through an example with income taxes.
CK-12 Foundation
Ck 12: Algebra: Graph Using Intercepts: Graphs of Linear Functions
[Free Registration/Login may be required to access all resource tools.] In this tutorial, students learn how to make and analyze graphs of linear functions. They examine guided notes, review guided practice, watch instructional videos,...
Shodor Education Foundation
Shodor Interactivate: Lesson: Graphs and Functions
This lesson plan is directed at introducing young scholars to how to graph functions on the Cartesian coordinate plane. They will experience several categories of functions including lines and parabolas. Resources and interactive tools...
Other
Graph pad.com: Comparing Linear Regression to Nonlinear Regression
This resource presents a complete and detailed look at linear regression. This guide provides lots of details and graphs to explain each concept.
Interactive Mathematics
Interactive Mathematics: Graphs of Linear Functions
A brief overview of three methods used to graph lines is presented through examples. Slope-intercept, point-slope, and intercept form are demonstrated step-by-step along with a review of the formula for finding the slope of a line.
Other
Graph Pad: Data Analysis Resource Center
The GraphPad Statistics Guide is both a guide to doing statistical analyses with GraphPad Prism 7, and a concise review of statistical principles, emphasizing clear explanations with very little math. The GraphPad Curve Fitting Guide is...
Common Core Sheets
Common Core Sheets: Functions 8.f.3 Worksheets
Print or create worksheets to assess students' understanding of linear functions.
Math Planet
Math Planet: Algebra 2: Graph Inequalities
How to graph an inequality is explained through examples and a video lesson. [4:14]
University of Regina (Canada)
University of Regina: Math Central: Linear Graphs
Students gain the knowledge of how to plot and recognize first degree equations on a graph. The lesson has an overview, materials, procedures, and evaluation techniques.
Shodor Education Foundation
Shodor Interactivate: Lesson: Arithmetic Practice W/ Ordered Pairs
The Shodor Education Foundation provides this lesson plan to have students practice simple computation that results in them graphing their answers. If they are accurate they will have a straight line. Students use an interactive...
Lawrence Hall of Science
The Math Page: Skill in Algebra: The Equation and Graph of a Straight Line
Here is a site that clearly and thoroughly explains the equation of a line, including how to find points on a line, intercepts, and how to recognize the equation of a line. There are example problems solved, problems for the student to...
Purple Math
Purplemath: Graphing Quadratic Functions: Introduction
The most basic quadratic is y = x2. The general technique for graphing quadratics is the same as for graphing linear equations. The quadratics graph as curvy lines (called "parabolas"), rather than the straight lines generated by linear...
Khan Academy
Khan Academy: Interpret Equations Graphically
Practice the connection between the graphical representation of equations and their algebraic solutions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Illustrative Mathematics
Illustrative Mathematics: 8.f Chicken and Steak, Variation 2
This task has students write an equation to calculate the amount of chicken and steak that can be purchased while staying within a given budget. Students then graph the function and analyze it, discussing the dependent relationship...
Texas Instruments
Texas Instruments: Domain and Range
This StudyCard stack uses real-world contexts to teach the concepts of independent and dependent variables, and then domain and range. It includes practical examples at the end.
Other
University of Wisconsin: Finding the Slopes of Lines
This is an interactive page that provides the user with practice for finding the slope of a line. The site has a list of seven questions and requires the user to change the graph to fit the given required slope.
Illustrative Mathematics
Illustrative Mathematics: 8.f High School Graduation
This is an interesting problem that presents a list of high school students who are graduating. Given the information on the pamphlet, 8th graders are asked to determine how long the speeches were and an equation that will help parents...