यदि $(a+\frac{1}{a})^{2}=3$ है,तो $a^{3}+\frac{1}{a^{3}}=?$

  • A
    $2 \sqrt{3}$
  • B
    $2$
  • C
    $3 \sqrt{3}$
  • D
    $0$

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$\frac{3}{4} \left(1+\frac{1}{3}\right) \left(1+\frac{2}{3}\right) \left(1-\frac{2}{5}\right) \left(1+\frac{6}{7}\right) \left(1-\frac{12}{13}\right)$ का मान ज्ञात कीजिए।

यदि $(x + \frac{1}{x})^2 = 3$ है,तो $(x^3 + \frac{1}{x^3})$ का मान क्या होगा?

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निम्नलिखित व्यंजक में प्रश्नवाचक चिह्न $(?)$ के स्थान पर क्या आएगा?
$25.05 \times 123.95 + 388.999 \times 15.001 = ?$

$0.002 \times 0.5 = ?$

यदि $(x+\frac{1}{x})^{2}=3$ है,तो $(x^{72}+x^{66}+x^{54}+x^{36}+x^{24}+x^{6}+1)$ का मान ज्ञात कीजिए।

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