Describe geometrically the effect of the transformation T. Let A = [1] Define a transformation T by T(x) = Ax. O Contraction Transformation O Shear Transformation O Reflection through x axis O DilationTransformation
Describe geometrically the effect of the transformation T. Let A = [1] Define a transformation T by T(x) = Ax. O Contraction Transformation O Shear Transformation O Reflection through x axis O DilationTransformation
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:### Matrix Equation Problem
**Problem Statement:**
Suppose \( A = \begin{bmatrix}
4 & 5 & -1 \\
0 & 12 & -4 \\
-3 & 6 & 4
\end{bmatrix} \) that gives a non-trivial solution.
**Options:**
- \(\circ\) (8, 2, 3)
- \(\circ\) (2, -1, 3)
- \(\circ\) (-1, 1, 1)
- \(\circ\) (-2, 1, -3)
**Instructions for students:**
Analyze the given matrix \(A\) and identify the solution vector that satisfies \(A \mathbf{x} = \mathbf{0}\) for a non-trivial solution, where \(\mathbf{x} \neq \mathbf{0}\). Choose the correct option from the list provided.
For this exercise, practice your skills in:
1. Solving systems of linear equations.
2. Performing matrix operations.
3. Identifying non-trivial solutions in homogeneous systems.
Understanding these concepts is essential for mastery in linear algebra and its applications in various fields such as physics, engineering, and computer science.
![### Geometric Transformation Overview
#### Topic: Describing the Geometric Effect of a Transformation
In this lesson, we explore the geometric effect of a given transformation matrix on vectors in a plane.
**Matrix Definition:**
Let \( A \) be the transformation matrix:
\[ A = \begin{pmatrix}
1 & -5 \\
0 & 1
\end{pmatrix} \]
**Transformation Function:**
Define a transformation \( T \) by \( T(x) = Ax \).
#### Question:
Which of the following best describes the geometric effect of the transformation \( T \)?
- ○ Contraction Transformation
- ○ Shear Transformation
- ○ Reflection through x-axis
- ○ Dilation Transformation
- ○ Reflection through y-axis
### Explanation:
The matrix \( A \) described causes a specific geometric transformation which we need to identify from the provided options.
For detailed analysis:
- **Matrix Analysis**: The matrix \( A \) keeps the x-coordinate unchanged but adds a multiple of the y-coordinate \(-5y\) to the x-coordinate.
- This form is typical of a **shear transformation**, where the lines parallel to the x-axis remain unchanged but are all shifted horizontally by varying amounts dependent on their y-values.
Hence, the correct option is:
- **Shear Transformation**](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F157e66f5-e794-4af2-988e-1885b818a80a%2Fbc935b77-6aca-4b3f-af95-3924d0d11154%2Fpxbi7a7_processed.jpeg&w=3840&q=75)
Transcribed Image Text:### Geometric Transformation Overview
#### Topic: Describing the Geometric Effect of a Transformation
In this lesson, we explore the geometric effect of a given transformation matrix on vectors in a plane.
**Matrix Definition:**
Let \( A \) be the transformation matrix:
\[ A = \begin{pmatrix}
1 & -5 \\
0 & 1
\end{pmatrix} \]
**Transformation Function:**
Define a transformation \( T \) by \( T(x) = Ax \).
#### Question:
Which of the following best describes the geometric effect of the transformation \( T \)?
- ○ Contraction Transformation
- ○ Shear Transformation
- ○ Reflection through x-axis
- ○ Dilation Transformation
- ○ Reflection through y-axis
### Explanation:
The matrix \( A \) described causes a specific geometric transformation which we need to identify from the provided options.
For detailed analysis:
- **Matrix Analysis**: The matrix \( A \) keeps the x-coordinate unchanged but adds a multiple of the y-coordinate \(-5y\) to the x-coordinate.
- This form is typical of a **shear transformation**, where the lines parallel to the x-axis remain unchanged but are all shifted horizontally by varying amounts dependent on their y-values.
Hence, the correct option is:
- **Shear Transformation**
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