Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question
![**Quiz**
**Evaluate the following problems below:**
**SET I:**
\[ A = \begin{bmatrix} \frac{1}{2} & \frac{1}{3} \\ \frac{1}{5} & \frac{1}{4} \end{bmatrix} \]
\[ B = \begin{bmatrix} 2 & 3 \\ 1 & -3 \end{bmatrix} \]
1. Find \( A + B \)
2. Find \( A - B \)
---
**SET II:**
\[ C = \begin{bmatrix} 1 & 2 \\ \frac{1}{4} & 3 \end{bmatrix} \]
\[ D = \begin{bmatrix} 12 & 6 \\ 4 & 8 \end{bmatrix} \]
1. Find \( C \times D \)
2. Find \( D \times C \)
---
**SET III:**
\[ E = \begin{bmatrix} 2 & 5 \\ x & \frac{w}{4} \end{bmatrix} \]
Find \( x \) when:
\[ x = -\frac{1}{2} \]
\[ F = \begin{bmatrix} y & -\frac{1}{4} \\ \psi & 2 \end{bmatrix} \]
Find \( y \) when:
\[ y = 20 \]
---
**Instructions:** Perform all necessary calculations to solve the given matrix algebra problems. Be sure to show your work for full credit.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F74679fe8-edb8-480a-bbc2-dbd98253ae77%2Fd7b60333-34af-42fa-b4dc-aff2d7804f13%2Fz5a5i99_processed.jpeg&w=3840&q=75)
Transcribed Image Text:**Quiz**
**Evaluate the following problems below:**
**SET I:**
\[ A = \begin{bmatrix} \frac{1}{2} & \frac{1}{3} \\ \frac{1}{5} & \frac{1}{4} \end{bmatrix} \]
\[ B = \begin{bmatrix} 2 & 3 \\ 1 & -3 \end{bmatrix} \]
1. Find \( A + B \)
2. Find \( A - B \)
---
**SET II:**
\[ C = \begin{bmatrix} 1 & 2 \\ \frac{1}{4} & 3 \end{bmatrix} \]
\[ D = \begin{bmatrix} 12 & 6 \\ 4 & 8 \end{bmatrix} \]
1. Find \( C \times D \)
2. Find \( D \times C \)
---
**SET III:**
\[ E = \begin{bmatrix} 2 & 5 \\ x & \frac{w}{4} \end{bmatrix} \]
Find \( x \) when:
\[ x = -\frac{1}{2} \]
\[ F = \begin{bmatrix} y & -\frac{1}{4} \\ \psi & 2 \end{bmatrix} \]
Find \( y \) when:
\[ y = 20 \]
---
**Instructions:** Perform all necessary calculations to solve the given matrix algebra problems. Be sure to show your work for full credit.
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