MCQOPTIONS
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| 1. |
The number of values of θ ∈ (0, π) for which the system of linear equationsx + 3y + 7z = 0-x + 4y + 7z = 0(sin 3θ)x + (cos 2θ)y + 2z = 0has a non-trivial solution, is: |
| A. | Three |
| B. | Two |
| C. | Four |
| D. | One |
| Answer» C. Four | |