MCQOPTIONS
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| 1. |
The sum of the distinct real values of μ, for which the vectors, \({\rm{\mu }}\hat i + \hat j + \hat k,\;\hat i + {\rm{\mu }}\hat j + \hat k,\;\hat i + \hat j + {\rm{\mu }}\hat k\) are coplanar, is |
| A. | 2 |
| B. | 0 |
| C. | 1 |
| D. | -1 |
| Answer» E. | |