10 Videos for "scalar multiplication"

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 3
Math › Precalculus › Vectors and Parametric Equations
How to compute the difference of two vectors. 
Addition and Scalar Multiplication of Vectors  Problem 2
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. 
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. 
Unit Vectors  Concept
Math › Precalculus › Vectors and Parametric Equations
How to express a vector algebraically in terms of the unit vectors i and j. 
Unit Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to convert a vector into component form when it is expressed in terms of the unit vectors i and j. 
The Midpoint and Distance Formulas in 3D  Concept
Math › Precalculus › Vectors and Parametric Equations
How to derive the formula for the midpoint of a segment in three dimensions. 
Parametrizing a Line Segment  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find a parametrization of segment AB that uses s, the distance from point A, as a parameter.