a) Prove that for an NxN-dimensional orthogonal matrix A, the determinant |A| = ±1. matrix A for which A³ = A. What are the possible eigenvalues b) Consider an NxN-dimensional of the matrix A?

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.1: Inner Product Spaces
Problem 10AEXP
icon
Related questions
Question

Clear Handwriting and picture please !

Thanks
solve only (b)

a) Prove that for an NxN-dimensional orthogonal matrix A, the determinant |A| = ±1.
matrix A for which A³ = A. What are the possible eigenvalues
3
b) Consider an NxN-dimensional
of the matrix A ?
Transcribed Image Text:a) Prove that for an NxN-dimensional orthogonal matrix A, the determinant |A| = ±1. matrix A for which A³ = A. What are the possible eigenvalues 3 b) Consider an NxN-dimensional of the matrix A ?
Expert Solution
steps

Step by step

Solved in 2 steps

Blurred answer
Recommended textbooks for you
Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
Algebra
ISBN:
9781285463247
Author:
David Poole
Publisher:
Cengage Learning
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Elementary Linear Algebra (MindTap Course List)
Elementary Linear Algebra (MindTap Course List)
Algebra
ISBN:
9781305658004
Author:
Ron Larson
Publisher:
Cengage Learning