શ્રેણી $1 + \frac{3}{2!} + \frac{7}{3!} + \frac{15}{4!} + \dots \infty$ સુધીનો સરવાળો કેટલો થાય?

  • A
    $e(e + 1)$
  • B
    $e(1 - e)$
  • C
    $3e - 1$
  • D
    $e(e - 1)$

Explore More

Similar Questions

$\frac{a + bx + cx^2}{e^x}$ ના વિસ્તરણમાં,$x^n$ નો સહગુણક શું છે?

$\sum_{n=1}^{\infty} \frac{2n^2+n+1}{n!}$ ની કિંમત શોધો.

$\frac{1}{1!} + \frac{4}{2!} + \frac{7}{3!} + \frac{10}{4!} + \dots \infty = $

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

$a>0, x \in R$ માટે પદાવલિ $\begin{aligned} & 1+x \log _e a+\frac{x^2}{2 !}\left(\log _e a\right)^2+\frac{x^3}{3 !}\left(\log _e a\right)^3+\ldots \end{aligned}$ કોના બરાબર છે?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo