MCQOPTIONS
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MCQOPTIONS
| 1. |
If AB exists, then (AB)-1 will be equal to which of the following? |
| A. | A<sup>-1</sup> B<sup>-1</sup> |
| B. | B<sup>-1</sup> A<sup>-1</sup> |
| C. | AB |
| D. | BA |
| Answer» B. B<sup>-1</sup> A<sup>-1</sup> | |