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Instructional Video15:58
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Flipped Math

Radical Equations

For Students 9th - 12th Standards
There might be an extra solution. Pupils discover that the process of solving a radical equation is the same general process of solving any equation. They find out that in some instances, an extraneous solution occurs. Individuals then...
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Assessment
CCSS Math Activities

Smarter Balanced Sample Items: High School Math – Target H

For Students 9th - 12th Standards
Don't let the resource become extraneous. Learners review the concept of solving equations, including rational and radical equations. Part of a larger Claim 1 Item Slide Show series, a PowerPoint presentation gives 11 questions for them...
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Lesson Plan
EngageNY

Solving Radical Equations

For Students 10th - 12th Standards
Learners solve complex radical equations. Solutions vary from one, two, and none, allowing pupils to gain experience solving a variety of problems.
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Lesson Plan
EngageNY

A Focus on Square Roots

For Students 10th - 12th Standards
Pupils learn to solve square root equations and rationalize denominators. Problems include those with extraneous solutions. 
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Lesson Plan
EngageNY

Some Potential Dangers When Solving Equations

For Students 9th - 10th Standards
Need a less abstract approach to introducing extraneous solutions? This is it! Young mathematicians explore properties used to solve equations and determine which operations maintain the same solutions. They eventually find that squaring...
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Lesson Plan
West Contra Costa Unified School District

Solving Radical Equations

For Teachers 9th - 11th Standards
How can you make solving radical equations more engaging? Provide your math class with a hands-on activity that focuses on solving radical equations with flash cards. A warm-up and exit ticket flank direct instruction of the steps...
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Lesson Plan
Curated OER

Radical Equations

For Teachers 9th - 12th Standards
This task gives geometry learners practice in solving radical equations in one variable and zeros in extraneous solutions.
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Worksheet
Curated OER

Rational Equations

For Students Higher Ed
In this college level mathematics activity, students solve rational equations and identify the extraneous solutions.  The two page activity contains fifty-eight problems.  Answers are included. 
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Worksheet
Curated OER

Solving Rational Equations

For Students 8th - 11th Standards
In this algebra instructional activity, learners solve rational equations including two application problems. This instructional activity contains explanations to aid in understanding. 
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Worksheet
Curated OER

Solving Rational Equations 1

For Students 8th - 9th
In this Algebra I activity, students solve rational equations that may have extraneous solutions.  The activity is two pages and contains twenty problems.  Answer key is provided. 
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Worksheet
Curated OER

Extra Practice 10.4: Solving Rational Equations

For Students 8th - 11th
In this rational equations worksheet, students solve 20 rational equations.  Students find the zeros of rational functions and solve rational equations.
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Lesson Plan
Curated OER

Solving Radical Equations Including Problem Solving

For Teachers 8th - 11th
In this rational equation worksheet, students solve 20 equations with a variable in the denominator of one more terms. They also read real-life application problems, write a rational equation to fit the problem and solve the equation....
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Worksheet
Curated OER

Square-Root Functions and Radical Equations

For Students 8th - 9th
This practice worksheet includes simple radical equations, and some quadratic equations that can be solved by the square root method. There is good practice here in checking the solutions, and a few graphing problems. 
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Lesson Plan
Curated OER

Solving Rational Equations

For Teachers 8th - 9th
Algebra learners solve various rational equations. These start out fairly basic and get a little more complex. 
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Lesson Plan
Curated OER

Solving Various Algebraic Equations for Real and Imaginary Roots

For Teachers 10th - 12th
For this solving equations worksheet, students solve forty-four algebraic equations for real and imaginary solutions. Types of equations include higher degress polynomials, rational equationals, radical equations, and square roots inside...
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Lesson Plan
Curated OER

Extraneous Solutions

For Teachers 9th - 12th Standards
High schoolers find the roots of quadratic equations. In this algebra lesson, students solve radical equations and identify the positive and negative roots. They graph and analyze their functions.
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Worksheet
Curated OER

Solving Rational Equations and Checking for Extraneous Solutions

For Students 10th - Higher Ed
In this solving rational equations worksheet, students solve twenty rational equations making sure to check for extraneous solutions.  The solutions are provided.
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Worksheet
Curated OER

Solving Radical Equations and Inequalities

For Students 11th
In this solving radical equations and inequalities worksheet, 11th graders solve and complete 12 different problems. First, they solve each given equation. Then, students check for extraneous solutions in each response.
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Unknown Type
J Coffman

Joseph Coffman's Lecture Notes: Solving Absolute Value Equations

For Students 9th - 10th Standards
The lesson examines solving absolute value equations and inequalities. Students learn about extraneous solutions, conjunctions, and disjunctions. Definitions, formulas, examples, and a quiz are included.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Equations With Radicals on Both Sides

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Solve equations that involve more than one radical expression.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Radical Equations

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Eliminate radical signs to find the solutions of equations involving radicals.
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Unit Plan
CK-12 Foundation

Ck 12: Algebra: Radical Equations

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Learn how to solve equations involving radicals.
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Unit Plan
Oswego City School District

Regents Exam Prep Center: Radical Equations

For Students 9th - 10th Standards
A thorough look at radical equations and how to solve them, including examples of several of the trickier types of problems and several of the common mistakes students make while solving them. Two interactive quizzes are provided for the...
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Activity
Washington State University

Washington State University: Extraneous Solutions

For Students 9th - 10th Standards
The steps to solving a rational equation are presented along with an explanation of extraneous roots.