x + y – 2z = -5 %3| x + 3y – z = -4 You decided to solve for x first. 1 -2] |11 b 4 -4 3 -1) What is the value of a and b? What is the determinant Dx? Select the correct response: a=-5, b=5, Dx=-13 a=-5, b=5, Dx=-26 a=5, b=-5, Dx=-26 All of these

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
Section: Chapter Questions
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x + y – 2z = -5
2х + 5у + 42 3D 11
x + 3y – z = -4
You decided to solve for x first.
a
-21
11
b
4
-4
3
-1.
What is the value of a and b? What is the determinant Dx?
Select the correctresponse:
O a=-5, b=5, Dx=-13
O a=-5, b=5, Dx=-26
O a=5, b=-5, Dx=-26
O All of these
Transcribed Image Text:x + y – 2z = -5 2х + 5у + 42 3D 11 x + 3y – z = -4 You decided to solve for x first. a -21 11 b 4 -4 3 -1. What is the value of a and b? What is the determinant Dx? Select the correctresponse: O a=-5, b=5, Dx=-13 O a=-5, b=5, Dx=-26 O a=5, b=-5, Dx=-26 O All of these
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