matrix 14 videos

The Identity Matrix
Precalculus Systems of Linear Equations and Matrices
How to determine the identity matrix of order n.
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Matrix Operations
Algebra 2 Matrices
How to use simple matrix operations.
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Solving Linear Systems Using Matrix Algebra
Precalculus Systems of Linear Equations and Matrices
How to convert a system of linear equations into a matrix equation and solve it.
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The Inverse of a Square Matrix
Precalculus Systems of Linear Equations and Matrices
How to determine whether two matrices are inverses.
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Solving Systems using Matrices
Algebra Solving Systems of Equations
How to use matrices to solve a system of equations.
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Invertible Square Matrices and Determinants
Precalculus Systems of Linear Equations and Matrices
How to determine whether a square matrix is invertible using its determinant.
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Introduction to Matrices
Algebra 2 Matrices
How to talk about matrices.
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2x2 Determinants
Precalculus Systems of Linear Equations and Matrices
How to compute the determinant of a 2x2 square matrix.
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Augmented Matrices
Algebra 2 Matrices
How to use matrices to solve a system of linear equations.
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Square Matrices
Precalculus Systems of Linear Equations and Matrices
How to determine whether two matrices can be multiplied, and if so, what the dimensions of the product will be.
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Cramer's Rule
Precalculus Systems of Linear Equations and Matrices
How to solve a system of two linear equations with two unknowns using Cramer's rule.
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3x3 Determinants
Precalculus Systems of Linear Equations and Matrices
How to compute the determinant of a 3x3 square matrix using minors by expanding along the top row.
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Krebs Cycle
Biology Cell Functions and Processes
The different steps in the Krebs Cycle.
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