題組內容
8. (10%) Let
be an n ✖ n matrix and denote the adjugate of A as adj(A). Please answer the following questions using parameters a and b.
(B)(3%) Compute 
8. (10%) Let
be an n ✖ n matrix and denote the adjugate of A as adj(A). Please answer the following questions using parameters a and b.
(B)(3%) Compute 