निम्नलिखित में से कौन सी संख्या अपरिमेय है?

  • A
    $\sqrt{\frac{4}{9}}$
  • B
    $\frac{\sqrt{12}}{\sqrt{3}}$
  • C
    $\sqrt{7}$
  • D
    $\sqrt{81}$

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यदि $x=\frac{\sqrt{3}+\sqrt{2}}{\sqrt{3}-\sqrt{2}}$ और $y=\frac{\sqrt{3}-\sqrt{2}}{\sqrt{3}+\sqrt{2}}$ है,तो $x^{2}+y^{2}$ का मान ज्ञात कीजिए।

यदि $a = 5 + 2\sqrt{6}$ और $b = \frac{1}{a}$ है,तो $a^2 + b^2$ का मान क्या होगा?

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सरल कीजिए: $\frac{7 \sqrt{3}}{\sqrt{10}+\sqrt{3}}-\frac{2 \sqrt{5}}{\sqrt{6}+\sqrt{5}}-\frac{3 \sqrt{2}}{\sqrt{15}+3 \sqrt{2}}$

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सरल कीजिए: $64^{-\frac{1}{3}} + 64^{\frac{1}{3}} - 64^{\frac{2}{3}}$

गुणनफल $\sqrt[3]{2} \cdot \sqrt[4]{2} \cdot \sqrt[12]{32}$ का मान क्या है?

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