Prove: If {uj, u2, .. . , u,} is an orthonormal basis for R", if A can be expressed as and "n "n"ɔ A = c,u,u + c,u,u +..+c,u,u then A is symmetric and has eigenvalues c1, C2, . . . , Cp. T

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
Publisher:Ron Larson
Chapter7: Eigenvalues And Eigenvectors
Section7.CR: Review Exercises
Problem 65CR: Determine all nn symmetric matrices that have 0 as their only eigenvalue.
icon
Related questions
Question
26. Prove: If {u1, u2, . . . , u,} is an orthonormal basis for R", and
if A can be expressed as
A = c,u,u + c,u,u + · · + c,,4,U,
then A is symmetric and has eigenvalues c1, C2, . . . , Cn .
Transcribed Image Text:26. Prove: If {u1, u2, . . . , u,} is an orthonormal basis for R", and if A can be expressed as A = c,u,u + c,u,u + · · + c,,4,U, then A is symmetric and has eigenvalues c1, C2, . . . , Cn .
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 2 images

Blurred answer