All Subjects \ Statistics \ Matrix Theory

Question | Subject | Due Date | No. of Tutorials | Closed | Price |
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if det(A)=0 , then AB is singular Prove the following:1- if det(A)=0 , then AB is singular .
2- if A and B are invertible then AB is invertible . with
(AB)^-1 = B^-1 A^-1
3- if A is invertible and B , C are inverses of A , the B=C
. … |
Statistics / Matrix Theory | 2016-01-31 | 1 | Yes | $18.00 |

find a basis for the row space of A the reduced row-echelon form matrix A = [1 3 2 4] [1 3 0 0]
[2 6 1 2] [0 0 1 2]
[2 6 2 4] is [0 0 0 0]
[2 6 3 6] [0 0 0 0]
please show complete solution.
a.) find a basis for the row space of A.
b.) f … |
Statistics / Matrix Theory | 2016-02-06 | 1 | Yes | $15.00 |

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