$20^{2-3x^2} = (40\sqrt{5})^{3x^2-2}$ है,तो $x$ का मान ज्ञात कीजिए।

  • A
    $\pm \sqrt{\frac{3}{2}}$
  • B
    $\pm \sqrt{\frac{2}{3}}$
  • C
    $\pm \sqrt{\frac{4}{3}}$
  • D
    $\pm \sqrt{\frac{5}{4}}$

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यदि $20^{2-3x^2} = (40\sqrt{5})^{3x^2-2}$ है,तो $x$ का मान ज्ञात कीजिए।

$\frac{15}{\sqrt{10} + \sqrt{20} + \sqrt{40} - \sqrt{5} - \sqrt{80}}$ का मान है

Difficult
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मान ज्ञात कीजिए: $\frac{4}{1 + \sqrt{2} - \sqrt{3}}$

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