$\frac{m - n}{m + n} + \frac{1}{3}\left( \frac{m - n}{m + n} \right)^3 + \frac{1}{5}\left( \frac{m - n}{m + n} \right)^5 + \dots \infty = $

  • A
    $\log_e\left( \frac{m}{n} \right)$
  • B
    $\log_e\left( \frac{n}{m} \right)$
  • C
    $\log_e\left( \frac{m - n}{m + n} \right)$
  • D
    $\frac{1}{2}\log_e\left( \frac{m}{n} \right)$

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Similar Questions

मान लीजिए कि $\alpha$ और $\beta$ समीकरण $5x^2 - 3x - 1 = 0$ के मूल हैं। तो व्यंजक $\left[ (\alpha + \beta)x - \left( \frac{\alpha^2 + \beta^2}{2} \right)x^2 + \left( \frac{\alpha^3 + \beta^3}{3} \right)x^3 - \dots \right]$ किसके बराबर है?

यदि $4\left[ {{x^2} + \frac{{{x^6}}}{3} + \frac{{{x^{10}}}}{5} + \dots} \right] = {y^2} + \frac{{{y^4}}}{2} + \frac{{{y^6}}}{3} + \dots$ है,तो

यदि $y = - \left( {{x^3} + \frac{{{x^6}}}{2} + \frac{{{x^9}}}{3} + \dots} \right)$ है,तो $x = $

यदि $x, y, z$ तीन क्रमागत धनात्मक पूर्णांक हैं,तो $\frac{1}{2}\log_e x + \frac{1}{2}\log_e z + \frac{1}{2xz + 1} + \frac{1}{3}\left( \frac{1}{2xz + 1} \right)^3 + \dots = $

यदि $\alpha, \beta$ समीकरण $x^2 - px + q = 0$ के मूल हैं,तो $\log_e(1 + px + qx^2) = $

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