• #### Cramer's Rule - Problem 1

##### Math›Precalculus›Systems of Linear Equations and Matrices
How to interpret the results when Cramer's rule fails to yield a solution.
• #### Augmented Matrices - Problem 1

##### Math›Algebra 2›Matrices
How to solve a system of linear equations using an augmented matrix.
• #### Augmented Matrices - Problem 2

##### Math›Algebra 2›Matrices
How to solve a system of linear equations using an augmented matrix that yields no solution.
• #### Augmented Matrices - Problem 3

##### Math›Algebra 2›Matrices
How to solve a system of linear equations using an augmented matrix that yields the same line.
• #### Using the Calculator - Problem 3

How to use the calculator to solve a system of linear equations using an augmented matrix.
• #### 2x2 Determinants - Concept

##### Math›Precalculus›Systems of Linear Equations and Matrices
How to compute the determinant of a 2x2 square matrix.
• #### Square Matrices - Concept

##### Math›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.
• #### Square Matrices - Problem 2

##### Math›Precalculus›Systems of Linear Equations and Matrices
How to interpret 2x2 matrices as transformations.
• #### 3x3 Determinants - Concept

##### Math›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.
• #### 3x3 Determinants - Problem 1

##### Math›Precalculus›Systems of Linear Equations and Matrices
How to compute the determinant of a 3x3 square matrix using minors by expanding along any row or column.
• #### Introduction to Matrices - Problem 1

##### Math›Algebra 2›Matrices
Introduction to matrices, including naming, columns and rows, and how to write a system of equations in matrix form
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• #### Augmented Matrices - Problem 5

##### Math›Algebra 2›Matrices
Solving a system of equations using an augmented matrix on a TI graphing calculator
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• #### Augmented Matrices - Problem 4

##### Math›Algebra 2›Matrices
Using an augmented matrix to solve a system of equations by hand
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• #### Augmented Matrices - Concept

##### Math›Algebra 2›Matrices
How to use matrices to solve a system of linear equations.