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12th Class Mathematics Sample Paper Mathematics Olympiad - Sample Paper-3

  • question_answer
    If \[si{{n}^{1}}x+si{{n}^{-1}}\text{ }y+si{{n}^{-1}}\,z=\frac{3\,\pi }{2}\], then the value of \[(6\sqrt{3}x)=\frac{-\pi }{2}\]is

    A)  0            

    B)  1            

    C)  2          

    D)  3

    Correct Answer: C

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