12th Class Mathematics Sample Paper Mathematics Olympiad - Sample Paper-2

  • question_answer
    \[\int{\sqrt{x+a\sqrt{ax-{{a}^{2}}}}dx,0<a<2}=\frac{2}{{{a}^{3/2}}}\] \[{{\{ax+a\sqrt{ax-{{a}^{2}}}\}}^{3/2}}-\frac{\sqrt{2}}{2}[A+B]+c\]Then

    A)  \[A=\left[ \left\{ \left( \sqrt{ax-{{a}^{2}}}+\frac{{{a}^{2}}}{2} \right)\sqrt{ax+{{a}^{2}}\sqrt{ax-{{a}^{2}}}} \right\} \right]\]

    B)  \[B=\log \left[ \left\{ \left( \sqrt{ax-{{a}^{2}}}+\frac{{{a}^{2}}}{2} \right)\sqrt{ax+a\sqrt{ax-{{a}^{2}}}} \right\} \right]\]

    C)  \[A=\left\{ \left( \sqrt{ax-{{a}^{2}}}+\frac{{{a}^{2}}}{2} \right)\sqrt{ax+a\sqrt{ax-{{a}^{2}}}} \right\}\]

    D)  \[B=\log \left\{ \sqrt{ax-{{a}^{2}}}+\frac{{{a}^{2}}}{2}\sqrt{ax+a\sqrt{ax-{{a}^{2}}}} \right\}\]

    Correct Answer: C


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