$2 \ln x - \ln(x + 1) - \ln(x - 1)$ ના વિસ્તરણમાં,$x^{-4}$ નો સહગુણક શું છે?

  • A
    $0.5$
  • B
    $-1$
  • C
    $1$
  • D
    આમાંથી કોઈ નહીં

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Similar Questions

$\frac{1}{1 \cdot 3} + \frac{1}{2 \cdot 5} + \frac{1}{3 \cdot 7} + \frac{1}{4 \cdot 9} + \dots$ ની કિંમત શોધો.

જો $\alpha, \beta$ એ સમીકરણ $x^2 - px + q = 0$ ના બીજ હોય,તો $\log_e(1 + px + qx^2) = $

$\frac{1}{1 \cdot 3} + \frac{1}{2} \cdot \frac{1}{3 \cdot 5} + \frac{1}{3} \cdot \frac{1}{5 \cdot 7} + \dots \infty = $

કિંમત શોધો: $\log_e \sqrt{\frac{1+x}{1-x}}$

$\log_e [(1 + x)^{1 + x} (1 - x)^{1 - x}] = $

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