Math Chapter Wise question with answer

Q01 The characteristic roots of the matrix 5 4 A 1 2 = are English · LT 2018 Q02 The characteristic polynomial of matrix A = 1 1 1 1 1 1 1 1 1 − − − − is: English · KVS PGT 2023 Q03 The characteristic polynomial of matrix A = 1 2 2 2 1 2 2 2 1 is: English · KVS PGT 2022 Q04 If scalar λ is a characteristic root of the matrix A then the matrix (A–λ) is– English · JDD-75-PGT TIER II-X-15 28.06.2015 Q05 If 0 0 0 a h g A b c c = then the characteristic value of adj A is English · PGT 2004 Q06 If α and β are the roots of the equation x2 + x + 1 = 0 then 1 β α β α β equals: English · EMRS PGT-2023