+
Assessment
Del Mar College

Inequalities Assessment Review

For Students 10th - Higher Ed Standards
Enjoy this pre-made activity that practices polynomial and rational inequality problems. The problems are all multiple choice, and answers are written in interval notation. The best part? A separate page with all the problems worked...
+
eBook
Rice University

Intermediate Algebra

For Students 9th - 12th Standards
Algebra concepts are all wrapped up in one nice bow. The resource combines all the concepts typically found in Algebra I and Algebra II courses in one eBook. The topics covered begin with solving linear equations and move to linear...
+
Instructional Video11:25
Corbett Maths

Quadratic Inequalities

For Students 8th - 12th Standards
Develop a sketchy approach to solving quadratic inequalities! Using a sketch of a graph, the presenter shows a way to solve quadratic inequalities. Pupils then practice that method to solve their own quadratic inequalities and apply the...
+
Assessment
Illustrative Mathematics

Medieval Archer

For Students 9th - 12th Standards
Class members determine the distance a video game character must move to shoot an arrow over a castle wall. Players determine the new equation to enter to represent the trajectory of the arrow and find all the distances the character can...
+
Worksheet
Curated OER

Quadratic Inequalities

For Students 9th
In this quadratic inequalities worksheet, 9th graders solve and graph 10 different problems that include various forms of inequalities. First, they solve each equation shown algebraically. Then, students state the solution set of the...
+
Worksheet
Curated OER

Solving Inequalities

For Students Higher Ed
For this college level algebra worksheet, students solve absolute value and quadratic inequalities.  The two page worksheet contains three problems.  Answers are not provided. 
+
Lesson Plan
Curated OER

System of Two Quadratic Inequalities

For Teachers 10th - 12th
Students set up and solve a system of quadratic inequalities related to real-world situations.
+
Activity
Math Medics

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
+
Activity
Math Medics

S.o.s. Math: Sign of a Quadratic Function and Inequalities

For Students 9th - 10th Standards
This lesson discusses the sign of a quadratic function as it applies to inequalities.
+
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Solving Quadratic Inequalities Graphically

For Students 9th - 10th
Eighteen problems present a variety of practice solving quadratic inequalities graphically. 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...
+
Activity
Texas Instruments

Texas Instruments: Quadratic Inequalities

For Teachers 9th - 10th
Students solve quadratic inequalities using graphs, tables, and algebraic methods.
+
Activity
Texas Instruments

Texas Instruments: Inequalities, They Are Not Just Linear Anymore!

For Teachers 9th - 10th Standards
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.
+
Unit Plan
Oswego City School District

Regents Exam Prep Center: Quadratic Inequalities

For Students 9th - 10th
The mathematics tutorial explores quadratic inequalities. The lesson consists of class notes, calculator tips, examples, and practice problems with solutions. The teacher resource includes a worksheet on matching graphs with equations.
+
Activity
University of Saskatchewan (Canada)

University of Saskatchewan: Inequalities

For Students 9th - 10th
This University of Saskatchewan looks at the basic rules of solving inequalities, concentrating on inequalities with absolute values. Includes example problems and exercises with their solutions.
+
Unit Plan
Other

Georgia Perimeter College: Graphing Quadratic Inequalities

For Students 9th - 10th
This resource shows students how to graph quadratic inequalities, and gives assistance with using a graphing calculator.
+
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Algebra Review: Graphing Quadratic Inequalities

For Students 9th - 10th
Find a quick, concise explanation of how to graph quadratic inequalities. An example is given and clearly explained.
+
Unit Plan
BBC

Bbc: Higher Bitesize Maths: Quadratic Theory

For Students 9th - 10th Standards
A tutorial on quadratics presents topics including: factoring and solving quadratics, graphing quadratic functions, using completing the square and the quadratic formula to solve functions, the discriminant and conjugates. Plenty of...
+
Unit Plan
CK-12 Foundation

Ck 12: Analysis: Quadratic Inequalities

For Students 11th - 12th
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn about graphing and solving quadratic inequalities. Students examine guided notes, review guided practice, watch instructional videos...
+
Activity
Help Algebra

Help algebra.com: Polynomial and Rational Inequalities

For Students 9th - 10th
Learn to solve inequalities and how to graph their solutions on a number line. The examples contain quadratics and rational expressions.
+
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Graphing Quadratic Inequalities

For Students 9th - 10th
Fifteen problems present a variety of problems working with various aspects of solving and graphing quadratic inequalities. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the...