Linear Algebra

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Algebra

Linear Algebra

COLLEGE

Last updated 10:40 AM on 9/24/26
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15 Terms

1
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<p>What is this?</p>

What is this?

Matrix of coefficients

2
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<p>What is this?</p>

What is this?

Vector of unknowns

3
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<p>What is this?</p>

What is this?

Vector of outputs

4
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<p>How do you read this equation?</p>

How do you read this equation?

Multiply matrix A by vector x to get vector b

5
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What is a scalar?

Basically any number that represents one measurement, for example 500 V (voltage)

6
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What is a Vector?

An ordered list of numbers

7
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What do you call the numbers inside a vector?

Components or elements

8
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<p>What is this?</p>

What is this?

A Column vector

9
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<p>What is this?</p>

What is this?

A Row vector

10
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What is a Matrix?

When we arrange BOTH rows and columns, its called a Matrix

<p>When we arrange BOTH rows and columns, its called a Matrix</p>
11
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Think of how to portray Scalar, Vector, and Matrix and write it

knowt flashcard image
12
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<p>Find a12 and a23</p>

Find a12 and a23

Answers: 2 and 4

13
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<p>What is this? What is it used for?</p>

What is this? What is it used for?

Pythagorean Theorem, it is used to calculate the length of a vector (how long a vector is)

14
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<p>What is this?</p>

What is this?

Magnitude notation, notice the two vertical lines

15
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