Q-2: 1 31 1 2 1 [1 1 a) Let A = 2 В 3 and C = |2 1 If possible, 3 -2 1] [1 3 -1 L1 1 -1 | compute (A" - В)" + C(В-1с) -1 and BTA. -5 Зx2 — бхз + 6х4 + 4x5 Зx1 — 7х2 + 8хз — 5x4 + 8x5 3 9 - 9x2 + 12x3 – 9 x4 + 6x5 = 15' 2x2 — 4хз + 4x4 + 2x5 3D —6 - b) Solve the linear system: 3x1 -

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.9: Properties Of Determinants
Problem 40E
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Question
Q-2:
1
31
[1
1
1
If possible,
-1.
a) Let A = |-1
2
В
2
and C
2
1
1
3
-2
1.
3
-1]
1
compute (A" — В)" + C (B -1с) 1 and B" A.
Зx2 — 6х3 + 6х4 + 4x5 — —5
|
+ 8x3 — 5х4 + 8x; — 9
b) Solve the linear system: 3x – 9x2 + 12x3 – 9 x4 + 6x5 =
15
3x1 – 7x2
+ 12хз — 9 х4+ 6x5
2x2 — 4хз + 4x4 + 2х5 3D —6
-
Transcribed Image Text:Q-2: 1 31 [1 1 1 If possible, -1. a) Let A = |-1 2 В 2 and C 2 1 1 3 -2 1. 3 -1] 1 compute (A" — В)" + C (B -1с) 1 and B" A. Зx2 — 6х3 + 6х4 + 4x5 — —5 | + 8x3 — 5х4 + 8x; — 9 b) Solve the linear system: 3x – 9x2 + 12x3 – 9 x4 + 6x5 = 15 3x1 – 7x2 + 12хз — 9 х4+ 6x5 2x2 — 4хз + 4x4 + 2х5 3D —6 -
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