(a) If A=[ay] is a 3x3 matrix; such that ay = i (4-²), find the values of diagonal elements and the value of 2a13+ a21. -2 07 (b)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.7: The Inverse Of A Matrix
Problem 30E
icon
Related questions
Question
(a) If A=[ay] is a 3x3 matrix; such that ay = i ( 4-j²), find the values of
diagonal elements and the value of 2a13 + a21.
(b)
1
-2 0
-6 1
If D=
"
C: third coulum of D and I: unit matrix
Find (i) K if C² D¹ C = 10K
(ii) a and b if adj (D) = a D² + b I
Transcribed Image Text:(a) If A=[ay] is a 3x3 matrix; such that ay = i ( 4-j²), find the values of diagonal elements and the value of 2a13 + a21. (b) 1 -2 0 -6 1 If D= " C: third coulum of D and I: unit matrix Find (i) K if C² D¹ C = 10K (ii) a and b if adj (D) = a D² + b I
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Recommended textbooks for you
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
College Algebra
College Algebra
Algebra
ISBN:
9781305115545
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
Elementary Linear Algebra (MindTap Course List)
Elementary Linear Algebra (MindTap Course List)
Algebra
ISBN:
9781305658004
Author:
Ron Larson
Publisher:
Cengage Learning
Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
Algebra
ISBN:
9781305071742
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
Algebra
ISBN:
9781285463247
Author:
David Poole
Publisher:
Cengage Learning