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...
Activity
Texas Instruments

Texas Instruments: Glencoe Algebra 2: Quadratic Inequalities and the Test Menu

For Teachers 9th - 10th Standards
Students will solve inequalities.
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...
Unknown Type
Khan Academy

Khan Academy: Equations and Inequalities Word Problems

For Students 9th - 10th Standards
Construct an equation or an inequality that models a given context. Modeling expressions can be quadratic, rational, or exponential. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video,...
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: Graphing Calculator Practice Problems: Quadratic Equations

For Students 9th - 10th
Practice using your graphing calculator for solving and graphing quadratic equations. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each problem.
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.
Activity
Paul Dawkins

Paul's Online Notes: Algebra: Solving Equations and Inequalities

For Students 9th - 10th Standards
Students learn how to solve equations and inequalities. Topics examined are linear equations, quadratic equations, linear inequalities, and absolute value inequalities. The class notes are available in pdf format.
Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: A Quadratic Inequality

For Students 9th - 10th
"Dr. Math" responds to a student question about writing solutions to quadratic inequalities in interval form.
eBook
Math Planet

Math Planet: Algebra 2: The Quadratic Formula

For Students 9th - 10th Standards
Gain an understanding of how to solve a quadratic equation using the quadratic formula by viewing examples and a video lesson. [2:23]
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...
Unit Plan
Khan Academy

Khan Academy: Equations & Inequalities Word Problems

For Students 9th - 10th Standards
HSA-CED.A.1: Interactive resource which create equations and inequalities in one variable and use them to solve problems. Include equations arising from linear and quadratic functions, and simple rational and exponential functions....
Graphic
Curated OER

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
Graphic
Curated OER

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
Graphic
Curated OER

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
Graphic
Curated OER

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
Graphic
Curated OER

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
Graphic
Curated OER

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
Graphic
Curated OER

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
Graphic
Curated OER

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
Graphic
Curated OER

S.o.s. Math: Solving Polynomial Inequalities

For Students 9th - 10th
A short lesson on solving quadratic and polynomial inequalities.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Rei: Braking Distance

For Teachers 9th - 10th
The purpose of this task is to give an application arising from a real-world situation, determining braking distance, in which a quadratic equation arises. In this scenario, it is natural to use a graphical method to find an approximate...
Activity
Interactive Mathematics

Interactive Mathematics: Solving Non Linear Inequalities

For Students 9th - 10th Standards
The steps for solving non-linear inequalities are presented along with examples to demonstrate the processes. Examples include equations that contain quadratics, cubics and rational expressions.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra

For Students 9th - 10th
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,...