can u do only las part please about which statment is true
prove that the symmetric matrix is diagonalizable. (Assume that a is real.)

a  a 


0  a  0  
a  0  0 
Find the eigenvalues of A. (Enter your answers as a commaseparated list. Do not list the same eigenvalue multiple times.)
Find an invertible matrix P such that
is diagonal.
P = 

Which of the following statements is true? (Select all that apply.)