Find the determinant of each matrix: 3 2 A. 1 4 B. -3 2 51 1 4 0 -1 2. 6] 22 2 2 1 C. -4 2. T 0 -9 0 0 2 0 0 0 2. 8. D. 7 | 09 1 0 -4 -36 0 5
1. Evaluate the following determinant. -3 -8 11 7 -2 4 5 6 91
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).
Compute the determinant of the matrix by cofactor expansion 3 2 5 1 1 4 3 3 4 O A. 110 O B. -56 C. ?D.-8
1 2 3 4. (10 pts) Evaluate the determinant of 2 5 3 by (a) cofactor expansion about 1 0 8 column 1 and (b) cofactor expansion about row 3.
1 9. (5 points) Find the determinant of A= 3 3 0 0 2 0 1 -1 0 0 2 1 6 4
5.3.47 Assigned Med Use the determinant theorems to find the value of the determinant 50 -5 5.4 4 =0 15 O -15 50 -5 5 4 4 150 - 15 dures dbook Enter your answer in the answer box and then click Check Answer x All art cho W il F10 d+ ั
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1. Find the determinant of the follow ing matrices 1 8 [2 1 B=3 8 10 det BT
Please complete 1 through 5
1. Find the determinant of the given matrix. 2. Find all t such that -2 t-2 3. Solve the given system by Cramer rule. 4. Solve the given system by Cramer rule. 5. Find the determinant of the given matrix by expansion across column 3. D 2 3 -2
[4 -2 0] 1. Use Gaussian reduction to find the determinant of A = |2 -1 2]. 11 5 7 [4 -2 01 2. Use the permutation expansion to find the determinant of A = 2 -1 2. 11 5 7