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12th Class Mathematics Sample Paper Maths Olympiad Model Test Paper-10

  • question_answer
    The maximum value of \[{{({{\sec }^{-1}}x)}^{2}}+{{(\cos e{{c}^{-1}}x)}^{2}}\]  is equal to _______.

    A)  \[\frac{5{{\pi }^{2}}}{4}\]     

    B)  \[\frac{{{\pi }^{2}}}{4}\]

    C)  \[\frac{3{{\pi }^{2}}}{4}\]                             

    D)  \[\frac{{{\pi }^{2}}}{2}\]

    E)  None of these

    Correct Answer: A

    Solution :

    Not Available    


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