QUESTION 1

QUESTION 2

please solve the above TWO questions and provide detailedsolution.

thank you!

2 1 1 1 1 1 2 3 2 2 2 2 3 3 4 3 3 3 Find the eigenvalue of 4 4 4 5 4 4 5 5 5 5 6 5 L6 6 6 6 6 6 6 6 7
Problem 7. (10 points) If A = SAS-1 and 1 is a diagonal matrix with eigenvalues 11, 12, ..., in on its diagonal positions. Please diagonalize the block matrix B = [ 2]. Find its eigenvalue and eigenvector matrices.