यदि $2f(x) - 3f\left( \frac{1}{x} \right) = x$ है,तो $\int_1^2 f(x) \, dx$ का मान ज्ञात कीजिए।

  • A
    $\frac{3}{5}\ln 2$
  • B
    $-\frac{3}{5}(1 + \ln 2)$
  • C
    $-\frac{3}{5}\ln 2$
  • D
    इनमें से कोई नहीं

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Similar Questions

निश्चित समाकलन $\int_{1}^{2} \frac{5 x^{2}}{x^{2}+4 x+3} dx$ का मान ज्ञात कीजिए।

Difficult
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$\int_2^5 \sqrt{\frac{5-x}{x-2}} \, dx =$

$\int_0^1 \sqrt{\frac{2+x}{2-x}} \, dx =$

यदि $\int_{0}^{k} \frac{dx}{2 + 18x^2} = \frac{\pi}{24}$ है,तो $k$ का मान ज्ञात कीजिए।

$\int_0^{\pi /4} {\frac{{\sin x + \cos x}}{{9 + 16\sin 2x}}\,dx = } $

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