14 Videos for "columns"

Two Column Proofs  Concept
Math › Geometry › Triangles
How to organize a two column proof. 
Two Column Proofs  Problem 1
Math › Geometry › Triangles
How to use a two column proof to show that two triangles are congruent. 
Two Column Proofs  Problem 4
Math › Geometry › Triangles
How to use a two column proof to show that two sides are congruent with overlapping triangles. 
Two Column Proofs  Problem 3
Math › Geometry › Triangles
How to use a two column proof to show that two angles are congruent with overlapping triangles. 
Two Column Proofs  Problem 2
Math › Geometry › Triangles
How to use a two column proof to show that two angles are congruent in a parallelogram with one diagonal. 
Simplifying Determinants  Concept
Math › Precalculus › Systems of Linear Equations and Matrices
How to simplify determinants using three row (or column) operations. 
Introduction to Matrices  Concept
Math › Algebra 2 › Matrices
How to talk about matrices. 
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 
Square Matrices  Problem 1
Math › Precalculus › Systems of Linear Equations and Matrices
How to demonstrate that matrix multiplication is not commutative. 
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. 
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. 
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. 
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 1
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute a 3x3 determinant on [8 4 2; 3 9 3; 2 8 6] using row operations to simplify it first.