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9. Given det(A5x5)-3, find det(A3), det(5A), det(2AT), det(3A-1). 9. Given det(A5x5)-3, find det(A3), det(5A), det(2AT), det(3A-1).
(1 point) If det b 1 3 and det b 2 e 3 then a 5 det|b 5 el=15 and c 5 f c 8 f (1 point) If det b 1 3 and det b 2 e 3 then a 5 det|b 5 el=15 and c 5 f c 8 f
65050 0 5 8 8 2 9 0 3 5 60 9 7 0 6.4 301309055 2 1 4 3 9 3387 1 6 8 0 1 0 5 』2832| 2. 286 102 005 iss ssi 600 103 005 36 2.68 ), 2 2 2 8 6 1 6 009 39 65 60 80 63 82 48 19 ΣⅢ7 9 61 24 76 01 61 25 01 89 69 009 01 000 125 41 25 61 25 41 2627 333529326...
2 0 f(x) g(3) 9 4 2 2 1 2 6 0 4 3 7 4 1 0 5 6 1 6 7 9 7 3 5 8 5 3 9 8 8 f(g(8)) = g(f(9)) = f(f(2)) = g(9(3)) = Question Help: Video Video Submit Question
(1 point) Find the determinant of the matrix A= -9 1-8 3 | det(A) =
Question 4 Not yet answered Marked over 20,00 Mark question Find, given f ( x ) 8 2nd f(x) = det 4 3 Орел 8 - 93 0 3 0 0 - 8 3 0 0 6 8 5 5 1 0 Justify your answer!
13 please 8. b. -2 3 0 0 0 0 -1 2 0 0-4 0 3 0-2 0 3 0 0 -2 0 3 0 4 o0-1 6 0 0 1 o 2 6 0 0 -1 6 10. For any positive integer k, prove that det(4t) - de(A)*. 11. Prove that if A is invertible, then den(A-1)- I/der(A) - det(4)- 12. We know in general that A-B丰B-A for two n x n matrices. However, prove that: det(A . B)-det(B...
[ 5 2 31 8. (9 points) Let M = 3 8 3 . ( 2 0 4] -11 | 3 | a. Show that uj = 0 , 12 = -3 , uz = 6 are eigenvectors of M, and 1 1 1 determine the corresponding eigenvalues. b. Using your answer to part (a) what is det(M)? c. Using your answer to part (a), what is the characteristic polynomial of M? d. Using your answer to part (a), is...
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Problem 8. a) Find the determinant det (A) for the matrix [1 -3 41 A 2 0 -1 1 b) Decide whether the matrix A has an inverse. If the inverse matrix A-1 exists, find its determinant det(A-1).