Find the value of z in the solution of the following system: - 1x – - 4y - 4z = 99 4x + 2y + 2z = 88 2x + 5y - 5z 2 = = 28

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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Find the value of z in the solution of the
following system:
- 1x – 4y - 4z = 99
-
4x + 2y + 2z =
88
2x + 5y - 5z
2 =
=
28
Transcribed Image Text:Find the value of z in the solution of the following system: - 1x – 4y - 4z = 99 - 4x + 2y + 2z = 88 2x + 5y - 5z 2 = = 28
Can Cramer's rule be used to solve this
system of equations?
- X1 +
4x2
-
-7x₁ +
27x2
-
- 4
OYes
No
If Yes, write the determinants used to
compute X2.
det(
181
x2 =
det(
Compute
x2 =
Transcribed Image Text:Can Cramer's rule be used to solve this system of equations? - X1 + 4x2 - -7x₁ + 27x2 - - 4 OYes No If Yes, write the determinants used to compute X2. det( 181 x2 = det( Compute x2 =
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