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12 Nov 2019
Suppose the A = (a b c d) has eigenvalues lambda_1 and lambda_2 (possibly equal). Show that (a) det(A): = ad - bc = lambda_1 lambda_2. (b) trace(A): = a + d = lambda_1 + lambda_2. (c) Use the equations above to find the eigenvalues lambda_1, lambda_2 of A = (1 1 0 1).
Suppose the A = (a b c d) has eigenvalues lambda_1 and lambda_2 (possibly equal). Show that (a) det(A): = ad - bc = lambda_1 lambda_2. (b) trace(A): = a + d = lambda_1 + lambda_2. (c) Use the equations above to find the eigenvalues lambda_1, lambda_2 of A = (1 1 0 1).
Jamar FerryLv2
6 Nov 2019