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12th Class Mathematics Sample Paper Maths Olympiad Model Paper-5

  • question_answer
    The angle of intersection of the curves\[y={{x}^{2}}\]and \[x={{y}^{2}}\] at (1, 1) is

    A)  \[{{\tan }^{-1}}\left( \frac{4}{3} \right)\]                      

    B)  \[{{\tan }^{-1}}(1)\]

    C)  \[{{90}^{{}^\circ }}\]                       

    D)  \[{{\tan }^{-1}}\frac{3}{4}\]

    E)  None of these

    Correct Answer: D

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