30 Videos for "scalar"

Vector Quantities  Scalar Quantities
Science › Physics › Linear and Projectile Motion
Understanding the differences between vectors and scalar quantities. 
Addition and Scalar Multiplication of Vectors  Concept
Math › Precalculus › Vectors and Parametric Equations
How to compute the sum of two vectors or the product of a scalar and a vector. 
Addition and Scalar Multiplication of Vectors  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to compute the difference of two vectors using scalar multiplication to take the opposite vector. 
Addition and Scalar Multiplication of Vectors  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to compute the difference of two vectors. 
Addition and Scalar Multiplication of Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to compute the difference of two vectors. 
Vector Operations in 3D  Concept
Math › Precalculus › Vectors and Parametric Equations
How to perform vector operations like addition, scalar multiplication, the dot product, and finding the magnitude, in three dimensions. 
Matrix Operations  Problem 2
Math › Algebra 2 › Matrices
How to multiply matrices by a scalar multiple. 
Matrix Operations  Concept
Math › Algebra 2 › Matrices
How to use simple matrix operations. 
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. 
The Dot Product of Vectors  Concept
Math › Precalculus › Vectors and Parametric Equations
How to compute the dot product of two vectors. 
Unit Vectors  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find the unit vector that has the same direction as a given vector. 
Augmented Matrices  Problem 2
Math › Algebra 2 › Matrices
How to solve a system of linear equations using an augmented matrix that yields no solution. 
The Geometric Representation of Vectors  Concept
Math › Precalculus › Vectors and Parametric Equations
How to understand what vectors are, and how they can be represented geometrically. 
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 Vector Equation of a Line  Concept
Math › Precalculus › Vectors and Parametric Equations
How to write the vector equation of a line. 
The Angle Between Planes  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to determine if two planes are parallel or perpendicular. 
The Angle Between Vectors  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to determine whether two vectors are perpendicular or parallel. 
Unit Vectors  Concept
Math › Precalculus › Vectors and Parametric Equations
How to express a vector algebraically in terms of the unit vectors i and j. 
The Dot Product of Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to compute the dot product of two vectors, and how to demonstrate that the dot product is commutative.