30 Videos for "position vectors"

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. 
The Vector Equation of a Line  Concept
Math › Precalculus › Vectors and Parametric Equations
How to write the vector equation of a line. 
Vectors and Planes  Concept
Math › Precalculus › Vectors and Parametric Equations
How to find a vector normal (perpendicular) to a plane given an equation for the plane. 
Vectors and Planes  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find a vector and a rectangular equation for a plane given a normal vector of the plane and one point in the plane. 
The Angle Between Vectors  Concept
Math › Precalculus › Vectors and Parametric Equations
How to compute the angle between two vectors. 
The Angle Between Vectors  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to compute the angle between two vectors. 
The Vector Equation of a Line  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to write the vector equation of a line given two points on the line. 
The Vector Equation of a Line  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to write the vector equation of a line segment given its endpoints. 
Vectors and Planes  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to find an equation of a plane given a normal vector of the plane and one point in the plane. 
Unit Vectors  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find a unit vector in any direction given the direction's angle. 
The Vector Equation of a Line  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to write the vector equation of a line given its slope and one point on the line. 
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>. 
Introduction to the 3D Coordinate System  Concept
Math › Precalculus › Vectors and Parametric Equations
How to define the components and length of a position vector in three dimensions. 
Vectors and Planes  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find an equation of the plane tangent to a sphere. 
Motion Along a Line  Concept
Math › Precalculus › Vectors and Parametric Equations
How to write equations describing motion in a straight line given the velocity and the position when t=0. 
Motion Along a Line  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to write equations describing motion in a straight line given the velocity and the position when t=2. 
Lines in 3D  Concept
Math › Precalculus › Vectors and Parametric Equations
How to find the vector and parametric equations of a line when given two points on the line. 
Lines in 3D  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find the point where a line passes through the xyplane given the vector equation of the line. 
Lines in 3D  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to find the vector equation, the parametric equations, and the symmetric equation of a line given two points on the line. 
Introduction to the 3D Coordinate System  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find the components of a vector from point A to point B in threedimensions, and how to find its length.