Kenan Fellows
Balancing Equations Using Matrices
Matrices help solve systems of equations in chemistry, computer graphics, circuitry, probability, and more. The second lesson in a seven-part series focuses on using matrices to balance chemical equations. Pupils rely on the Law of...
Curated OER
Matrices
For this matrices worksheet, 9th graders solve and complete 11 different problems that include interpreting various matrices shown. First, they determine the operations that would result in the matrix illustrated. Then, students find the...
Curated OER
Matrix Transformations
High schoolers perform reflections of polygons. In this algebra lesson, students use matrices to calculate the reflection across the x and y axis. They also calculate rotation representing 90 and 180 degrees around the origin of the...
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Determinants of 2x2 Matrices
In this matrices worksheet, students find the value of 14 2x2 matrices. They evaluate one addition of matrices problem. Students give an example of a 2x2 matrix with a given determinant.
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Determinants of 3X3 Matrices
In this determinants activity, students solve and complete 12 different types of problems. First, they evaluate the determinant in each matrix illustrated. Then, students determine the value of x that makes the determinant given.
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Linear Systems: Using Matrix Operations
In this linear systems worksheet, learners use matrix multiplication as an elimination technique to solve linear systems. They compare products and explore trends. This four-page worksheet contains explanations, examples and five...
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Topic 4.4 - Matrices and Determinants
In this determinant worksheet, students find the determinants of each matrix. They use diagonals and the expansion by minors method to help. There are 10 problems on this worksheet.
Texas Instruments
The Determinant of a Matrix
Students calculate the determinant. For this algebra lesson, students find the determinant and use to calculate the area of a triangle. They calculate the area of a quadrilateral in a plane.
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Solving Linear Systems Using Matrices
Start with the definition of a determinant and how to evaluate a 2x2 determinant. Apply this skill to solve systems of two equations with two unknowns by using Cramer's rule. These four basic problems would be good for a quick review or...
Curated OER
Academic Algebra II Test Chapter 4
In this algebra worksheet, students solve systems of equations. They evaluate matrix problems and identify the determinant. This two-page worksheet contains 13 problems.
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Algebra 2 Test
In this algebra 2 activity, learners solve 13 systems of equations where they must identify and solve problems using matrices. This would be a great review activity.
School Improvement in Maryland
Political Systems: Advantages and Disadvantages
Every political system has advantages and disadvantages. To gain an understanding of these differences, groups investigate the political system of another country—oligarchy, monarchy, dictatorship, parliamentary—and prepare a...
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Expansion By Minors
In this algebra worksheet, students solve matrix problems identifying the Minors and solving for x. There are 14 problems to be solved.
Mathematics Vision Project
Module 8: Modeling Data
Statistics come front and center in this unit all about analyzing discrete data. Real-world situations yield data sets that the class then uses to tease out connections and conclusions. Beginning with the basic histogram and...
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Eigenvalues, Eigenvectors, and Diagonalization
Students determine eigenvectors and eigenvalues for a matrix. Students diagonalize a matrix. Similar matrices are defined. Determinant formula is given for an degree n polynomial.
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Cramer's Rule
In this Cramer's Rule worksheet, students first evaluate five determinants or square matrix. Then they solve the last five problems by applying Cramer's Rule. Students identify and define Cramer's Rule as a theorem used with linear...
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Linear Systems Review Problems
In this linear systems worksheet, students identify the requirements for two linear systems to have at least one solution. They find a matrix with no zero entries that has the given fully reduced form. Students use row reduction to...
Benjamin Franklin High School
Saxon Math: Algebra 2 (Section 4)
This fourth of twelve units in a series continues the investigation of functions through equations and inequalities. However, the modular nature of the lessons in the section make this an excellent resource for any curriculum covering...
Benjamin Franklin High School
Saxon Math: Algebra 2 (Section 3)
In this third of a twelve-part series, the focus moves from using matrices to solving systems of equations with substitution and elimination, including more than two dimensions and variables in equations, and analyzing statistical data....
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Assessment and Evaluation
Students model creating level appropriate lesson plans. Using a matrix, students develop a lesson plan with various technological resources. Students videotape their presentation and write a self narrative reflection evaluation.
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Statistics
In this statistics worksheet, 9th graders solve and complete 2 different multiple choice problems related to statistics. First, they determine the order of operations that would best results in the illustrated matrix. Then, students...
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HOW ABOUT A T-BONE?
Young scholars investigate the events that created the historical context for the Progressive Era in the United States. They evaluate the conflicts of business and common people of the time. The research is done using primary and...
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Graphing Inequalities in Equations
Can a person solve and graph inequalities in one variable? Sounds impossible but it's not! Young mathematicians solve and graph inequalities in algebraic equations. They find a range of possible values for a variable as they solve...
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Matrices
In this calculus learning exercise, learners practice solving equations of area and integrals. There are 14 multi-step problems.