જો $0 < x < 1$ અને $y = \frac{1}{2} x^{2} + \frac{2}{3} x^{3} + \frac{3}{4} x^{4} + \dots$ હોય,તો $x = \frac{1}{2}$ આગળ $e^{1+y}$ ની કિંમત શું થાય?

  • A
    $\frac{1}{2} e^{2}$
  • B
    $2 e$
  • C
    $\frac{1}{2} \sqrt{e}$
  • D
    $2 e^{2}$

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Similar Questions

શ્રેણીનો સરવાળો શોધો: $\log_e \frac{4}{5} + \frac{1}{4} - \frac{1}{2} \left( \frac{1}{4} \right)^2 + \frac{1}{3} \left( \frac{1}{4} \right)^3 - \dots$

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

જો $S = \frac{1}{1 \times 2} - \frac{1}{2 \times 3} + \frac{1}{3 \times 4} - \frac{1}{4 \times 5} + \dots + \infty$ હોય,તો $e^S = $

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

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

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