Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Solving Linear Inequalities
Twenty-six problems present a variety of practice solving linear inequalities. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button to...
Texas Instruments
Texas Instruments: Inequality Graphing App
This activity investigates the use of the Inequality Graphing App of the TI-83 Plus/TI-84 Plus to solve a linear programming problem.
Government of Alberta
Learn Alberta: Linear Programming Graph
This interactive Java applet allows the user to construct up to 5 linear inequalities and view the graph of the soultion.
CK-12 Foundation
Ck 12: Algebra: Linear Inequalities in Two Variables
[Free Registration/Login may be required to access all resource tools.] Graph linear inequalities to find solutions.
CK-12 Foundation
Ck 12: Algebra: Systems of Linear Inequalities Study Guide
This comprehensive study guide highlights the main terms and formulas needed to understand systems of linear inequalities. Examples are included.
Khan Academy
Khan Academy: Two Variable Inequalities From Their Graphs
Fit an algebraic two-variable inequality to its appropriate graph. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Graphs of Inequalities
Graph two-variable linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
CK-12 Foundation
Ck 12: Algebra: Inequality Expressions
[Free Registration/Login may be required to access all resource tools.] Write inequalities represented by a graph and graph inequalities on a number line.
CK-12 Foundation
Ck 12: Algebra: Inequality Expressions
[Free Registration/Login may be required to access all resource tools.] Learn how to express inequalities using various notation and by graphing.
Texas Instruments
Texas Instruments: Linear Programming and the Inequalz App
This activity uses the Inequality Graphing Application to take some of the frustration out of linear programming.It allows students to concentrate on the important part of the lesson, so they can learn the basic concepts with greater depth.
Oswego City School District
Regents Exam Prep Center: Linear Inequalities
A complete review of linear inequalities interval notation, and compound inequalities. Several applications of the compound inequalities are given along with solutions and explanations. Links to sites assisting with graphing calculator...
ClassFlow
Class Flow: Graphing Inequalities
[Free Registration/Login Required] Students represent functional relationships using tables, equations, and graphs, and describe the connection among these representations.
Other
University of Wisconsin: Graphing Inequalities
This site, which is provided for by the University of Wisconsin, gives a discussion in how to graph an inequality is presented. A link to practice problems is provided.
Shodor Education Foundation
Shodor Interactivate: Linear Inequalities
Students create linear inequalities and systems of linear inequalities on a coordinate plane. This is like a graphing calculator with advanced viewing options.
Purple Math
Purplemath: Algebra Resources
Purplemath contains about 40 different lessons on various algebra topics. The lessons are divided into five different sections: preliminary topics, beginning algebra, intermediate algebra, advanced algebra, and word problems. The lessons...
Richland Community College
Rcc: Solving Inequalities Algebraically and Graphically
Straightforward explanations on how to solve inequalities. Includes linear inequalities, double inequalities, absolute value inequalities, polynomial inequalities, and rational inequalities.
Purple Math
Purplemath: Solving Linear Inequalities: Introduction and Formatting
This resource demonstrates how to solve linear inequalities step-by-step and shows four different solution formats/notations viz. inequality notation, set notation, interval notation, and the last "notation" which is more of an...
Texas Instruments
Texas Instruments: Inequalities, They Are Not Just Linear Anymore!
Students study quadratic relationships and explore the process of graphing quadratic inequalities and systems of quadratic inequalities. They will solve these inequalities algebraically and graph them on a coordinate plane.
CK-12 Foundation
Ck 12: Algebra: Applications With Inequalities
[Free Registration/Login may be required to access all resource tools.] Solve inequalities and represent the solution in equation notation, set notation, interval notation, or solution graph. Students examine guided notes, review guided...
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Programacion Lineal
In Spanish. In this interactive unit learn how to solve graphically a system of linear inequalities with two unknowns and apply it to everyday life application.
University of Regina (Canada)
University of Regina: Math Central: Graphing a System of Inequalities
A solution is presented to a student-submitted problem. The problem involves graphing and finding the solution set to a system of inequalities.
Texas Instruments
Texas Instruments: Winning Inequalities (Part 1)
Students write and interpret a linear equation and an inequality with two variables and use the Inequality Graphing Application to map inequalities on a coordinate plane.
Purple Math
Purplemath: Solving Quadratic Inequalities: Concepts
Introduces a conceptual basis for solving quadratic inequalities, looking at linear inequalities and using a knowledge of what quadratic graphs look like.