%3D 12) Za-ab-b*. a-6² 3x-2 2-3x 6x²+x -1 8x+4 A. 4(2a-6) (a-b)(3x-1) A: -2 3x-2 B: B: -4(2a-6) Ca-b)(3x+1) 12 3x-ス C. 4(2a+b) (a+b)(3x-1) 12=undefined D: D: NONE OF THESE HESE NONE OF THESE
%3D 12) Za-ab-b*. a-6² 3x-2 2-3x 6x²+x -1 8x+4 A. 4(2a-6) (a-b)(3x-1) A: -2 3x-2 B: B: -4(2a-6) Ca-b)(3x+1) 12 3x-ス C. 4(2a+b) (a+b)(3x-1) 12=undefined D: D: NONE OF THESE HESE NONE OF THESE
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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Question
Need help with 11 and 12
Thanks
![### Problem 11
**Expression**:
\[
\frac{2a^2 - ab - b^2}{6x^2 + x - 1} \div \frac{a^2 - b^2}{8x + 4}
\]
**Options**:
- **A**:
\[
\frac{4(2a-b)}{(a-b)(3x-1)}
\]
- **B**:
\[
\frac{-4(2a-b)}{(a-b)(3x+1)}
\]
- **C**:
\[
\frac{4(2a+b)}{(a+b)(3x-1)}
\]
- **D**: NONE OF THESE
### Problem 12
**Expression**:
\[
\frac{5}{3x-2} + \frac{7}{2-3x}
\]
**Options**:
- **A**:
\[
\frac{-2}{3x-2}
\]
- **B**:
\[
\frac{12}{3x-2}
\]
- **C**:
\[
\frac{12}{0} = \text{undefined}
\]
- **D**: NONE OF THESE](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3c890fea-9ea3-43bb-93d7-8006a6dd7f77%2F7567accd-88e1-43c0-8dab-de5f5e8bf886%2Fx1rci2f_processed.jpeg&w=3840&q=75)
Transcribed Image Text:### Problem 11
**Expression**:
\[
\frac{2a^2 - ab - b^2}{6x^2 + x - 1} \div \frac{a^2 - b^2}{8x + 4}
\]
**Options**:
- **A**:
\[
\frac{4(2a-b)}{(a-b)(3x-1)}
\]
- **B**:
\[
\frac{-4(2a-b)}{(a-b)(3x+1)}
\]
- **C**:
\[
\frac{4(2a+b)}{(a+b)(3x-1)}
\]
- **D**: NONE OF THESE
### Problem 12
**Expression**:
\[
\frac{5}{3x-2} + \frac{7}{2-3x}
\]
**Options**:
- **A**:
\[
\frac{-2}{3x-2}
\]
- **B**:
\[
\frac{12}{3x-2}
\]
- **C**:
\[
\frac{12}{0} = \text{undefined}
\]
- **D**: NONE OF THESE
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