4 votes 4 votes how option a is correct Chandrabhan Vishwa 1 asked Jan 12, 2018 Chandrabhan Vishwa 1 2.8k views answer comment Share Follow See all 2 Comments See all 2 2 Comments reply Ajay Jadhav commented Jan 12, 2018 reply Follow Share just Solve (lambda-1)(lambda+1)(lambda-2))(lambda+2)=0 0 votes 0 votes Manu Thakur commented Jan 12, 2018 reply Follow Share options (B) and (C) are correct, so possible answer is (D). but can someone please prove option (A) to be true 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes (A-1)*(A+1)*(A-2)*(A+2)= A4-5A2+4=0 A4-5A2=-4I B=I=Identity matrix, Trace of A+B= sum of eigen values of A+Sum of matrix B=-2+2-1+1+4=0 tezzsingh88 answered Jan 11, 2019 tezzsingh88 comment Share Follow See all 0 reply Please log in or register to add a comment.