43 Videos for "magnitude of vectors"

The Geometric Representation of Vectors  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to plot a vector given its initial point and terminal point, and how to find its magnitude. 
The Geometric Representation of Vectors  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to plot a vector given its initial point and terminal point, and how to find its magnitude. 
The Geometric Representation of Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to plot a vector given its initial point and terminal point, and how to find its magnitude. 
Algebraic Representation of Vectors  Concept
Math › Precalculus › Vectors and Parametric Equations
How to express a position vector algebraically in component form <a,b>, and how to compute its magnitude. 
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. 
The Angle Between Vectors  Problem 4
Math › Precalculus › Vectors and Parametric Equations
How to derive the formula for the angle between two vectors. 
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 2
Math › Precalculus › Vectors and Parametric Equations
How to find the unit vector that has the same direction as a given vector. 
Unit Vectors  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find a unit vector in any direction given the direction's angle. 
Adding Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to plot the sum of two vectors and find its magnitude. 
Adding Vectors  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to plot the sum of two vectors and find its magnitude. 
Adding Vectors  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to plot the sum of two vectors and find its magnitude. 
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. 
Components of Vectors
Science › Physics › Linear and Projectile Motion
Understanding the components of vectors. 
Velocity Vectors
Science › Physics › Linear and Projectile Motion
How to express velocity as a vector. 
Vector Operations in 3D  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find the angle between two vectors in three dimensions. 
Vector Operations in 3D  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to find the angle between two vectors in 3D, and how to tell whether two vectors are parallel or perpendicular. 
Vector Direction
Science › Physics › Linear and Projectile Motion
How to predict the direction of a vector. 
The Dot Product of Vectors  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to prove that the dot product uu of a vector with itself equals the square of its magnitude abs(u)^2. 
Algebraic Representation of Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to express a vector from point Q to point R algebraically in component form <a,b>.