备考mba联考线性代数冲关60题（Pro MBA exam washed off 60 questions of linear algebra）.docVIP

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备考mba联考线性代数冲关60题（Pro MBA exam washed off 60 questions of linear algebra）.doc

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备考mba联考线性代数冲关60题（Pro MBA exam washed off 60 questions of linear algebra）

备考mba联考线性代数冲关60题（Pro MBA exam washed off 60 questions of linear algebra） Pro MBA exam washed off 60 questions of linear algebra 1. matrix, which is the matrix satisfies, adjoint matrix, unit matrix, is () 2. dimensional vector is a matrix order unit The inverse matrix, then () (A) -1 (B) (C) (D) 0 (E) The 3. set was three order matrix, three matrix order unit is known, () (A) (B) (C) (D) (E) 4. (set) A B C D E 5. (matrix) (A) (B) (C) (D) (E) 6. A, B, A + B are invertible matrix, then the matrix is invertible, and its inverse matrix (for) A B C D E 7. let A be 3 order matrix, first rows and second columns of A exchange B, then B second columns to the third column C, then meet the invertible matrix Q for AQ=C () (A) (B) (C) (D) 9. A, B is n order matrix, (1) (2) 10.. Design, is known. The 11. known A n order matrix, E order n unit array, and (1) A (2) A+E reversible reversible (3) A+2E (4) A+3E reversible reversible, the above conclusions are: (right) A A B. two C. three D. four 12. irreversible (1) (2) 13. A, B, C are n order matrix, and satisfy the AB = BC = CA = E, then () A E B 2E C 3E D 4E E all wrong 14. and the linear correlation (1) (2) 15. known, linear, linear correlation. (1) (2) 16. dimensional vector, known, linear independence, linear independent vector (1), and by the linear representation (2) by linear, said. The 18. set, and then () A.6 B.6 C.8 D. for any real number 19. the rank of the vector group (1) (2) 21. is the matrix is known (22, A), B is the n matrix, and the () The 23. set of 3 order matrix (meet) 24. known vectors are linearly independent vector group is (rank) 25. are for the 4 order matrix, adjoint matrix, (then) 26. A, B is n order matrix, (1) A, B = A + B to meet the AB (2) A meet 27. homogeneous linear equations AX=0, if there are three order non zero matrix B, the AB=0, is: A. t=-2 and B. t=-2, and C. t=1, and D. t=1, and 28. known, B is the 3 order non zero matrix, meet AB=0, (is) A, there is B, there will be C, there is D, there wi