10th Class Mathematics Sample Paper Mathematics Sample Paper-6

  • question_answer If \[\mathbf{a}-\mathbf{b}=\mathbf{5}\]and\[{{\mathbf{a}}^{\mathbf{2}}}-{{\mathbf{b}}^{\mathbf{2}}}=\mathbf{65}\], then find the value of\[{{\mathbf{a}}^{\mathbf{2}}}+{{\mathbf{b}}^{\mathbf{2}}}\].

    A) 10                      

    B)      47

    C) 85                       

    D)     95

    E) None of these

    Correct Answer: E


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