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9th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-18

  • question_answer
    If\[\cos ec\theta +\cot \theta =p\], then \[\cos ec\theta \] is equal to:

    A)  \[\frac{{{p}^{2}}-1}{2p}\]                 

    B)  \[\frac{{{p}^{2}}-1}{{{p}^{2}}+1}\]

    C)  \[\frac{{{p}^{2}}+1}{2p}\]    

    D)  \[\frac{{{p}^{2}}+1}{{{p}^{2}}-1}\]

    E)  None of these

    Correct Answer: C

    Solution :

     Not Available   


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