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JEE Main & Advanced Mathematics Determinants & Matrices Question Bank Numerical Value Type Questions - Determinants

  • question_answer
    The number of values of \[\theta \in (0,\pi )\] for which the system of linear equations \[x+3y+7z=0\] \[-x+4y+7z=0\] \[(\sin 3\theta )x+(\cos 2\theta )y+2z=0\] has a non-trivial solution, is

    Answer:

    2


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