MCQOPTIONS
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| 1. |
Which of the following is known as the reversal rule? |
| A. | (AB)<sup>-1</sup> = B<sup>-1</sup>A<sup>-1</sup> |
| B. | (AB)<sup>-1</sup> = A<sup>-1</sup> B<sup>-1</sup> |
| C. | (BA)<sup>-1</sup> = B<sup>-1</sup> A<sup>-1</sup> |
| D. | (BA)<sup>-1</sup> = B<sup>-1</sup> A |
| Answer» B. (AB)<sup>-1</sup> = A<sup>-1</sup> B<sup>-1</sup> | |