यदि $b = a - \frac{a^2}{2} + \frac{a^3}{3} - \frac{a^4}{4} + \dots$ है,तो $b + \frac{b^2}{2!} + \frac{b^3}{3!} + \frac{b^4}{4!} + \dots \infty = $

  • A
    $\log_e a$
  • B
    $\log_e b$
  • C
    $a$
  • D
    $e^a$

Explore More

Similar Questions

यदि $x = \log_e 3$ है,तो $\tanh 2x + \operatorname{sech} 2x = $

यदि समीकरण $e^{2x} - 11e^{x} - 45e^{-x} + \frac{81}{2} = 0$ के सभी मूलों का योग $\log_{e} P$ है,तो $P$ का मान ज्ञात कीजिए।

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