Instructional Video9:09
Math Fortress

Calculus III: Two Dimensional Vectors (Level 11 of 13)

12th - Higher Ed
This video is a review of Two Dimensional Vectors. This video goes over applications of vectors. 3 examples are covered illustrating how to find the resultant force.
Instructional Video8:32
Math Fortress

Calculus III: The Dot Product (Level 3 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video goes over 11 examples illustrating how to solve problems that make use of the geometric and component definition of the dot product.
Instructional Video8:00
Math Fortress

Calculus III: The Dot Product (Level 12 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video ends the dot product series by going over 3 proofs specifically the Cauchy-Schwarz Inequality, Triangle Inequality and the Parallelogram Law.
Instructional Video10:11
Math Fortress

Calculus III: Two Dimensional Vectors (Level 2 of 13)

12th - Higher Ed
This video is a review of Two Dimensional Vectors. Topics include vectors in a coordinate system, vectors in standard position, and component form of a vector.
Instructional Video9:01
Math Fortress

Calculus III: The Dot Product (Level 4 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video goes over 5 examples illustrating how to solve problems that make use of the geometric and component definition of the dot product.
Instructional Video8:12
Math Fortress

Calculus III: The Dot Product (Level 10 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video covers direction angles and direction cosines. 3 examples are also covered illustrating how to solve problems involving direction angles and direction...
Instructional Video10:31
Math Fortress

Calculus III: Two Dimensional Vectors (Level 10 of 13)

12th - Higher Ed
This video is a review of Two Dimensional Vectors. This video goes over 6 examples that make use of unit vectors.
Instructional Video6:05
Math Fortress

Calculus III: The Dot Product (Level 9 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video goes over 3 examples illustrating how to find the scalar projection, vector projection, and orthogonal projection.
Instructional Video9:12
Math Fortress

Calculus III: The Cross Product (Level 9 of 9)

12th - Higher Ed
This video goes over 3 torque examples. This video also ends the cross product series.
Instructional Video11:18
Math Fortress

Calculus III: The Dot Product (Level 6 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video goes over 5 Intermediate level examples that require the use of dot product.
Instructional Video11:31
Math Fortress

Calculus III: Two Dimensional Vectors (Level 6 of 13)

12th - Higher Ed
This video is a review of Two Dimensional Vectors. This video goes over how to algebraically find the scalar multiple of a vector and vector addition. The concept of parallel vector is also introduced along with 2 examples.
Instructional Video9:58
Math Fortress

Calculus III: Two Dimensional Vectors (Level 8 of 13)

12th - Higher Ed
This video is a review of Two Dimensional Vectors. This video goes over properties of vector operations. Properties are also proven geometrically and algebraically.
Instructional Video9:38
Math Fortress

Calculus III: The Cross Product (Level 7 of 9)

12th - Higher Ed
This video goes over the scalar triple product also known as the triple scalar product and its use in finding the volume of a parallelepiped and determining if 3 vectors are coplanar.
Instructional Video11:29
Math Fortress

Calculus III: The Cross Product (Level 6 of 9)

12th - Higher Ed
This video goes over various geometric properties of the cross product. Proofs of these properties are also presented as well as 2 examples.
Instructional Video9:34
Math Fortress

Calculus III: Two Dimensional Vectors (Level 3 of 13)

12th - Higher Ed
This video is a review of Two Dimensional Vectors. This video goes over 5 examples covering how to write the component form of a vector and sketching vectors in standard position.
Instructional Video10:41
Math Fortress

Calculus III: Two Dimensional Vectors (Level 7 of 13)

12th - Higher Ed
This video is a review of Two Dimensional Vectors. This video goes over 5 examples that make use of the algebraic definition of scalar multiplication and vector addition.
Instructional Video10:27
Math Fortress

Calculus III: Three Dimensional Coordinate Systems (Level 6 of 10)

12th - Higher Ed
This video continues the exploration of a three dimensional cartesian coordinate system.This video covers three slightly more challenging examples requiring the use of the distance formula in three dimensions.
Instructional Video8:14
Math Fortress

Calculus III: The Dot Product (Level 2 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. In this video we will derive another method to compute the dot product between two vectors by using their components. We will also cover the properties of the dot...
Instructional Video17:05
Virtually Passed

Fitting a Line using Least Squares #SoME2

Higher Ed
The Least Squares method is widely used to fit curves to data. This is called Least Squares regression. This video shows how to solve the ordinary least squares minimization problem for 1 unknown and 2 unknowns. In...
Instructional Video10:19
Math Fortress

Calculus III: The Dot Product (Level 5 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video goes over a proof for the geometric definition of the dot product. This video also goes over 4 examples illustrating how to find the angle between two...
Instructional Video10:07
Math Fortress

Calculus III: The Dot Product (Level 11 of 12)

12th - Higher Ed
This video goes over the dot product also known as the scalar product. This video goes over how to find the work done by a constant force. 4 examples are also presented illustrating how to solve work problems.
Instructional Video8:09
Math Fortress

Calculus III: Two Dimensional Vectors (Level 1 of 13)

12th - Higher Ed
This video is a review of Two Dimensional Vectors. This video goes over the basic concepts and terminology of vectors in a plane. Topics include: Vectors, Magnitude of a Vector, Equivalent Vectors, and Vector Notation. This video also...
Instructional Video9:21
Math Fortress

Calculus III: Three Dimensional Vectors (Level 1 of 3)

12th - Higher Ed
This video covers Three Dimensional Vectors. This video goes over the various properties associated with three dimensional vectors. 3 basic examples are also covered illustrating how to solve problems that make use of vectors in space.
Instructional Video12:34
Math Fortress

Calculus III: The Cross Product (Level 5 of 9)

12th - Higher Ed
This video goes over various algebraic properties of the cross product. Proofs of these properties are also presented as well as 4 examples.