$1 + \frac{1 + x}{2!} + \frac{1 + x + x^2}{3!} + \frac{1 + x + x^2 + x^3}{4!} + \dots \infty = $

  • A
    $\frac{e^x + 1}{x + 1}$
  • B
    $\frac{e^x + 1}{x - 1}$
  • C
    $\frac{e^x - e}{x + 1}$
  • D
    $\frac{e^x - e}{x - 1}$

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Similar Questions

श्रेणी $\frac{2}{2 !} + \frac{2+4}{3 !} + \frac{2+4+6}{4 !} + \ldots$ का योग किसके बराबर है?

यदि $x=1+\frac{1}{2 \times 1 !}+\frac{1}{4 \times 2 !}+\frac{1}{8 \times 3 !}+\ldots$ और $y=1+\frac{x^{2}}{1 !}+\frac{x^{4}}{2 !}+\frac{x^{6}}{3 !}+\ldots$ है, तो $\log_{e} y$ का मान क्या है?

श्रेणी $\frac{1}{2!} - \frac{1}{3!} + \frac{1}{4!} - \dots$ का योग है

$\frac{e^2 + 1}{2e} = $

$1 + \frac{2}{3!} + \frac{3}{5!} + \frac{4}{7!} + \dots \infty = \,$

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