Graphic
Math Medics

S.o.s. Math: Real Number Line, Interval Notation

For Students 9th - 10th Standards
This lesson explains the different types of notation used in describing solutions of graphs on number lines. Covers the basics as well as set and interval notation. Practice exercises and their solutions are also available to you.
Handout
Math Open Reference

Math Open Reference: Domain of a Function

For Students 9th - 10th Standards
Resource defines the domain of a function and gives examples of interval notation.
Unit Plan
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Interval Notation

For Students 9th - 10th
"Dr. Math" provides an explanation on how to express the solution of a conjunction inequality using interval notation.
Activity
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra: Linear Inequalities

For Students 9th - 10th Standards
Using this tutorial, you'll learn how to solve linear inequalities and show the solution via interval notation and graphing.
Handout
Paul Dawkins

Paul's Online Notes: Algebra: Linear Inequalities

For Students 9th - 10th Standards
Detailed math tutorial features notes and examples that illustrate how to solve linear inequalities (both single and double) and also interval notation.
Website
Purple Math

Purplemath: Solving Linear Inequalities: Introduction and Formatting

For Students 9th - 10th Standards
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...
Handout
Math Open Reference

Math Open Reference: Range of a Function

For Students 7th - 9th Standards
Learn about Range of Function with this reference guide. Detailed explanations and examples are given.
Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Using Interval Notation to Express Answers

For Students 9th - 10th Standards
"Dr. Math" responds to a student question about solving an inequality involving a variable in the denominator.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Linear Inequalities

For Students 9th - 10th Standards
Using this tutorial, you'll learn how to solve different types of linear inequalities by viewing step-by-step written solutions as well as completing practice problems.
Unit Plan
Oswego City School District

Regents Exam Prep Center: Linear Inequalities

For Teachers 9th - 10th
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...