MCQOPTIONS
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| 1. |
If the system of equation 2x + 5y + 8z = 0, x + 4y + 7z = 0, 6x + 9y z = 0 has a non trivial solution then what is the value of ? |
| A. | -12 |
| B. | 0 |
| C. | 12 |
| D. | 2 |
| Answer» D. 2 | |