$\frac{1}{\sqrt{11 - 2\sqrt{30}}} - \frac{3}{\sqrt{7 - 2\sqrt{10}}} - \frac{4}{\sqrt{8 + 4\sqrt{3}}} = $

  • A
    $0$
  • B
    $-1$
  • C
    $1$
  • D
    આમાંથી કોઈ નહીં

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ધારો કે $p, q, r$ એ ધન સંમેય સંખ્યાઓ છે જેથી $\sqrt{p}+\sqrt{q}+\sqrt{r}$ પણ સંમેય છે. તો

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$2\sqrt{3} - \sqrt{7}$ નો સંમેયીકરણ અવયવ કયો છે?

$x \ne 0$ માટે,$\left( \frac{x^l}{x^m} \right)^{(l^2 + lm + m^2)} \left( \frac{x^m}{x^n} \right)^{(m^2 + nm + n^2)} \left( \frac{x^n}{x^l} \right)^{(n^2 + nl + l^2)} = $

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