a)For the symmetric matrix 6 A = 2 3 2 Find the orthogonal matrix Q such that Q'AQ is diagonal. Hint: The columns of the
Posted: Tue Sep 07, 2021 7:25 am
a)For the symmetric matrix 6 A = 2 3 2 Find the orthogonal matrix Q such that Q'AQ is diagonal. Hint: The columns of the orthogonal matrix Q are the eigenvectors of A. b) What is the definiteness of A and the sign of x'Ax for all vectors x.