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M Inbox (243) X M Inbox (695) X my.uncc.ed X Grades for / X 202160-Sur X Zoom X Quiz: Test 2 X Course Her X + X CO uncc.instructure.com/courses/149255/quizzes/285578/take OT G Apps Me Reading list Select all statements below which are true for all invertible n X n matrices A and B. Yuanan Diao det ( A2 B-1) = (det (A)) 2 det(B) 0 3B is invertible. O (AB) -1 = AlB-1 O ( A + B) - 1 = A-1 +B 1 O det (B) + 0 O (A + B)(A - B) = A2 - B2 Type here to search 83OF 9:46 AM 7/28/2021 FAM Inbox (244) X M Inbox (695) X my.uncc.edu X Grades for / X 202160-Sur X Zoom X Quiz: Test 2 X Course Her X + X -CO uncc.instructure.com/courses/149255/quizzes/285578/take/questions/4958227 G Apps Me Reading list D Question 2 9 pts Yuanan Diao Given that A and B are two 4 x 4 matrices, det(A) = -3, det(B) = 2 , find the following (do not round off your answer): a. det(AB4) = b. det(-2A) = c. det (B ) = Type here to search 83OF 9:52 AM 7/28/2021 FAM Inbox (244) X M Inbox (695) X my.uncc.ed X Grades for / X 202160-Sur X Zoom X Quiz: Test 2 X Course Her X + X -CO uncc.instructure.com/courses/149255/quizzes/285578/take/questions/4958232 G Apps Me Reading list D Question 3 6 pts Yuanan Diao Let A be a 4 x 4 matrix whose determinant is -4 and let Aj be the matrix obtained from A by performing the row operation 12 R4 + R1 -> R1 A2 be the matrix obtained from A by performing the row operation R1 R4 , Ag be the matrix obtained from A by performing the row operation 8 R2 -> R2 , then det ( A1 ) = det(A2) = det ( A3) Type here to search 9:52 AM 83OF 7/28/2021 FA