144 Videos for "equation of a 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. 
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. 
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  Concept
Math › Precalculus › Vectors and Parametric Equations
How to write the vector equation of a line. 
Lines in 3D  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find the vector equation of a line parallel to a given line L that passes through a given point not on L. 
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. 
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. 
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. 
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. 
Parallel and Skew Lines  Concept
Math › Precalculus › Equations of Lines, Parabolas and Circles
How to mark parallel lines, how to show lines are parallel, and how to compare skew and parallel lines. 
Perpendicular, Parallel and Skew Lines in Space  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to determine whether two lines in space intersect, and if not, how to determine if they are parallel. 
Finding the Slope of a Line from an Equation  Problem 4
Math › Algebra › Linear Equations and Their Graphs
How to find the slope from the equation of a vertical line. 
Finding the Slope of a Line from an Equation  Problem 3
Math › Algebra 2 › Graphs of Linear Equations
How to find the slope from the equation of a horizontal line. 
Finding the Slope of a Line from an Equation  Problem 3
Math › Algebra › Linear Equations and Their Graphs
How to find the slope from the equation of a horizontal line. 
Finding the Slope of a Line from an Equation  Problem 4
Math › Algebra 2 › Graphs of Linear Equations
How to find the slope from the equation of a vertical line. 
Parallel Planes and Lines  Concept
Math › Precalculus › Equations of Lines, Parabolas and Circles
How to identify parallel lines, a line parallel to a plane, and two parallel planes. 
Motion Along a Line  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find the velocity and speed, and the displacement and distance traveled, of an object traveling in a straight line. 
Perpendicular, Parallel and Skew Lines in Space  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to find the equation of a line parallel to and perpendicular to a given line in space. 
Motion Along a Line  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to determine whether two ants, each moving in a straight line, ever meet. 
Parametrizing a Line Segment  Concept
Math › Precalculus › Vectors and Parametric Equations
How to write the parametric equations of a line segment that goes from point A to point B.