$1+\frac{1}{3 \cdot 2^2}+\frac{1}{5 \cdot 2^4}+\frac{1}{7 \cdot 2^6}+\ldots$ ની કિંમત શોધો.

  • A
    $\log _e 2$
  • B
    $\log _e 3$
  • C
    $\log _e 4$
  • D
    $\log _e 5$

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Similar Questions

$\log_e(1 + 3x + 2x^2)$ ના વિસ્તરણમાં $x^n$ નો સહગુણક શું છે?

જો $y = x - \frac{x^2}{2!} + \frac{x^3}{3!} - \frac{x^4}{4!} + \dots$ હોય,તો $x = $

$\frac{1}{1 \cdot 2} - \frac{1}{2 \cdot 3} + \frac{1}{3 \cdot 4} - \frac{1}{4 \cdot 5} + \dots \infty = $

$\frac{4}{1 \times 3} - \frac{6}{2 \times 4} + \frac{12}{5 \times 7} - \frac{14}{6 \times 8} + \dots \infty = $

જો $\tanh ^{-1} x = a \log \left(\frac{1+x}{1-x}\right)$, $|x| < 1$ હોય, તો $a$ ની કિંમત શોધો.

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