Curated OER
Absolute Value Equations and Inequalities
In this Algebra II worksheet, 11th graders solve and graph the solutions to absolute value equations and inequalities. The two page worksheet provides explanation and examples in addition to sixteen practice questions. Answers are...
Virginia Department of Education
Rational Equations
Provide guidance and practice of the useful skill: solving rational equations using both an algebraic and graphical approach. Pupils solve increasingly more difficult rational equations using algebraic methods. After, they...
EngageNY
Solving Rational Equations
What do fractions and rational expressions have in common? Everything! Learners use common denominators to solve rational equations. Problems advance from simple to more complex, allowing pupils to fully understand the material before...
Inside Mathematics
Hexagons
Scholars find a pattern from a geometric sequence and write the formula for extending it. The worksheet includes a table to complete plus four analysis questions. It concludes with instructional implications for the teacher.
Inside Mathematics
Magic Squares
Prompt scholars to complete a magic square using only variables. Then they can attempt to solve a numerical magic square using algebra.
Virginia Department of Education
Curve of Best Fit
Which function models the data best? Pupils work through several activities to model data with a variety of functions. Individuals begin by reviewing the shapes of the functions and finding functions that will fit plotted data points. By...
Curated OER
Radical Equations
In this algebra lesson, students solve radical equations by taking the square root of each side of the equation. There are 26 problems on this learning exercise with an answer key.
Curated OER
Chapter 7 Review: Radical Notation
In this radical notation worksheet, students write expressions using rational exponent notation and evaluate expressions with radical notation. They find the inverse of a function and give the domain. This three-page worksheet contains...
Curated OER
Turning the Tables: A Guide to Devising Your Own Story
Students observe and demonstrate how to decipher and organize the information in a math word problem and apply mathematical concepts to different story problems. They discuss the parts of a story problem, and write their own original...
Khan Academy
Khan Academy: Extraneous Solutions of Equations
Practice some problems that involve thinking about the conditions for obtaining extraneous solutions while solving radical equations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Washington State University
Washington State University: Extraneous Solutions
The steps to solving a rational equation are presented along with an explanation of extraneous roots.
J Coffman
Joseph Coffman's Lecture Notes: Solving Absolute Value Equations
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.
Oswego City School District
Regents Exam Prep Center: Radical Equations
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...
Math Medics
S.o.s. Math: Equations Involving Fractions
An explanation on how to solve fractions in rational equations which mentions what to do when extraneous solutions occur when solving.
CK-12 Foundation
Ck 12: 2.4 Solving Rational Equations
This section builds from previous sections on simplifying, multiplying, dividing, adding, and subtracting rational expressions, and it investigates how to apply those skills to solving rational equations. It also covers several...
Illustrative Mathematics
Illustrative Mathematics: A Rei Radical Equations
The purpose of the task is to show students a situation where squaring both sides of an equation can result in an equation with more solutions than the original one, because it is possible to have two unequal numbers whose squares are...
CK-12 Foundation
Ck 12: Algebra: Radical Equations
[Free Registration/Login may be required to access all resource tools.] Eliminate radical signs to find the solutions of equations involving radicals.
CK-12 Foundation
Ck 12: Algebra: Equations With Radicals on Both Sides
[Free Registration/Login may be required to access all resource tools.] Solve equations that involve more than one radical expression.
CK-12 Foundation
Ck 12: 2.6 Solving Radical Equations
This section explores the process for solving radical equations, including those with square, third, and fourth roots. It also investigates how, when, and why some solutions that appear to be correct are incorrect, and are therefore...
CK-12 Foundation
Ck 12: Algebra: Radical Equations
[Free Registration/Login may be required to access all resource tools.] Learn how to solve equations involving radicals.