10th Class Mathematics Sample Paper Mathematics Sample Paper-6

  • question_answer If\[x=2+\sqrt{2}\]and\[~\mathbf{y}=\mathbf{2}\text{ }-\sqrt{\mathbf{2}}\], then find the value of\[\left( {{\mathbf{x}}^{\mathbf{2}}}+{{\mathbf{y}}^{\mathbf{2}}} \right)\].

    A) 6                       

    B) 14

    C) 12             

    D)       18

    E) None of these

    Correct Answer: C

    Solution :

    Not Available         


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