# data[].attributes.attachment_link.description
In this video, I show you what we mean by a vector quantity and how it can be represented by a directed line segment.

# data[].attributes.attachment_link.description
In this video, I show you many of the different ways that vectors can be represented from column vectors in 2 dimensions to using unit base vectors in i, and j.

# data[].attributes.attachment_link.description
In this video, I show you the difference between a displacement vector and a position vector.

# data[].attributes.attachment_link.description
In this video, I tell you about the properties of equal vectors and opposite (negative) vectors.

# data[].attributes.attachment_link.description
In this video, I show you the the meaning behind multiplying a vector by a scalar and run through a couple of examples.

# data[].attributes.attachment_link.readable_text
In this video you are shown the vector triangle for addition and subtraction of vectors in 2 dimensions.

Worked Examples

I would encourage you to try the following examples as they demonstrate common methods with vectors and act as revision of the topics looked at so far.

Example 1

Example 2

# data[].attributes.attachment_link.description
In this video you are shown the vector triangle for addition and subtraction of vectors in 2 dimensions. Worked Examples I would encourage you to try the following examples as they demonstrate common methods with vectors and act as revision of the topics looked at so far.

# data[].attributes.attachment_link.description
In this video, I show you how to find the magnitude (length) of a vector in 2 dimensions. Finding a length when given the coordinates of two points

# data[].attributes.attachment_link.description
Visually understanding basic vector operations

# data[].attributes.attachment_link.title
Vector intro for linear algebra (video) | Khan Academy

# data[].attributes.attachment_link.description
Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere.

# data[].attributes.attachment_link.title
Add vectors: magnitude & direction to component

# data[].attributes.attachment_link.description
Add two vectors in magnitude and direction form to get a new vector in component form.