13 Videos for "row operations"

Simplifying Determinants  Problem 1
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute a 3x3 determinant using row operations to simplify it first. 
Simplifying Determinants  Problem 3
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute a 4x4 determinant using row operations to simplify it first. 
Simplifying Determinants  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute a 3x3 determinant using row operations to simplify it first. 
Simplifying Determinants  Concept
Math › Precalculus › Systems of Linear Equations and Matrices
How to simplify determinants using three row (or column) operations. 
3x3 Determinants  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to determine the effect of interchanging two rows on the value of a determinant. 
3x3 Determinants  Problem 3
Math › Precalculus › Systems of Linear Equations and Matrices
How to determine the effect of a row's common factor on the value of a determinant. 
Augmented Matrices  Concept
Math › Algebra 2 › Matrices
How to use matrices to solve a system of linear equations. 
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. 
The Inverse of a Square Matrix  Problem 3
Math › Precalculus › Systems of Linear Equations and Matrices
How to find the inverse of a square matrix of order 3 using row operations. 
The Inverse of a Square Matrix  Problem 2
Math › Precalculus › Systems of Linear Equations and Matrices
How to determine that a matrix has no inverse using row operations. 
The Inverse of a Square Matrix  Problem 1
Math › Precalculus › Systems of Linear Equations and Matrices
How to find the inverse of a square matrix of order 2 using row operations.