107 Videos for "vectors"

Navigation Problems  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How we find the course and groundspeed of a complicated airplane problem when we are given its velocity and the wind velocity at 210 and 270 degrees. 
Navigation Problems  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How we find the course and groundspeed of an airplane when we are given its velocity and the wind velocity. 
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. 
Introduction to Planes  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to graph a plane by plotting its intercepts. 
Introduction to Planes  Concept
Math › Precalculus › Vectors and Parametric Equations
How to write an equation for the coordinate planes or any plane that is parallel to one. 
Parametrizing a Line Segment  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find parametric equations of segment AB when A=(9,4) and B=(7,8). 
Parametrizing a Circle  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to write the parametric equations of a circle or semicircle centered at (0,0) with radius r, oriented clockwise. 
Parametrizing a Circle  Concept
Math › Precalculus › Vectors and Parametric Equations
How to write the parametric equations of a circle centered at (0,0) with radius r, oriented counterclockwise. 
Introduction to Planes  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to write an equation for planes that contain one of the sides of a rectangular box. 
Parametrizing a Circle  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to find parametric equations of a semicircle centered at (0,0) with radius 12, oriented counterclockwise. 
Parametrizing a Line Segment  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to find parametric equations of segment AB when A=(3,8) and B=(21,16). 
The Midpoint and Distance Formulas in 3D  Problem 4
Math › Precalculus › Vectors and Parametric Equations
How to find the center and radius of a sphere when its equation is not in centerradius form by completing the square. 
Parametrizing a Circle  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to find parametric equations of a circle centered at (3,4) with radius 5, oriented counterclockwise. 
Parametric Equations and Motion  Problem 1
Math › Precalculus › Vectors and Parametric Equations
How to determine the path of an object by eliminating the parameter when the position is given by parametric equations. 
Parametric Equations and Motion  Concept
Math › Precalculus › Vectors and Parametric Equations
How to graph a parametric curve, and how to eliminate the parameter to obtain a rectangular equation for the curve. 
Parametric Equations and Motion  Problem 2
Math › Precalculus › Vectors and Parametric Equations
How to determine the path of an object by eliminating the parameter when the position is given by parametric equations with trigonometric equations. 
Parametric Equations and Motion  Problem 3
Math › Precalculus › Vectors and Parametric Equations
How to find the horizontal distance a projectile travels and how to graph on the TI84 the parametric equations describing its motion. 
Area With the Cross Product  Concept
Math › Precalculus › Systems of Linear Equations and Matrices
How to show that the magnitude of the cross product of two vectors gives the area of the parallelogram determined by those two vectors. 
Area With the Cross Product  Problem 1
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute the area of a parallelogram using the cross product of the vectors that determine it. 
Area With the Cross Product  Problem 3
Math › Precalculus › Systems of Linear Equations and Matrices
How to compute the area of a triangle in xyzspace using vectors formed from two of its sides.