Instructional Video3:27
Curated Video

Identifying Extraneous Solutions in Radical Equations

K - 5th
In this video, the teacher explains how to identify extraneous solutions in radical equations. They emphasize the importance of avoiding negative numbers under a square root and explain that a negative radicand leads to an extraneous...
Instructional Video4:24
Curated Video

Identifying Extraneous Solutions in Rational Equations

K - 5th
In this video, the teacher explains how to check for extraneous solutions in rational equations. They demonstrate the process step by step, emphasizing the importance of isolating x and avoiding 0 as a denominator.
Instructional Video4:58
Curated Video

Solving Rational Equations Using Additive and Multiplicative Inverses

K - 5th
In this video, the teacher explains how to solve rational equations using additive and multiplicative inverses. They emphasize the importance of understanding number rules and avoiding zero as a denominator.
Instructional Video3:23
Curated Video

Identifying Extraneous Solutions in Radical Equations

K - 5th
In this video, the teacher explains how to identify extraneous solutions in radical equations. The teacher demonstrates the process of solving a radical equation and checking the solutions for correctness.
Instructional Video4:53
Curated Video

Solving Perimeter and Area Problems with Rational Equations and Verifying Extraneous Solutions

K - 5th
In this video, students learn how to solve perimeter and area problems using rational equations. They are also taught the importance of verifying solutions to eliminate extraneous solutions. The video provides examples and explanations...
Instructional Video4:00
Curated Video

Solving Rational Equations Using the Least Common Denominator

K - 5th
In this video, students are taught how to solve rational equations by using the least common denominator. The teacher explains the steps involved in solving proportions and demonstrates how to solve different rational equations. The...
Instructional Video4:52
Curated Video

Solving Rational Equations and Checking for Extraneous Solutions

K - 5th
In this video, the teacher explains how to solve rational equations by eliminating the denominators and checking for extraneous solutions. They provide examples and step-by-step instructions on factoring the denominators, multiplying by...
Instructional Video5:35
Curated Video

Solving Fraction Problems with Rational Equations

K - 5th
This video is a lesson on solving fraction problems by writing and solving rational equations. It covers topics such as equivalent rational expressions, factoring quadratic equations, and checking for extraneous solutions.
Instructional Video5:28
Curated Video

Solving Real World Problems with Rational Equations

K - 5th
This video explains the concept of rational expressions and equations, the importance of checking for extraneous solutions, and the process of solving equations by multiplying by the least common denominator. Through various examples,...
Instructional Video
Khan Academy

Khan Academy: Algebra: Extraneous Solutions to Radical Equations

9th - 10th Standards
Video solving a radical equation that results in a quadratic equation and yields an extraneous solution. Explains how the extraneous solution appeared. [11:10]
Instructional Video
Khan Academy

Khan Academy: Algebra: Extraneous Solutions to Rational Equations

9th - 10th Standards
A step-by-step demonstration on how to solve a rational equation and eliminate any extraneous solutions. [3:03]