$1 + \frac{a + bx}{1!} + \frac{(a + bx)^2}{2!} + \dots + \frac{(a + bx)^n}{n!} + \dots$ ના વિસ્તરણમાં $x^r$ નો સહગુણક શું છે?

  • A
    $\frac{(a + b)^r}{r!}$
  • B
    $\frac{b^r}{r!}$
  • C
    $\frac{e^a b^r}{r!}$
  • D
    $e^{a + b^r}$

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Similar Questions

$\frac{1 + x}{1!} + \frac{(1 + x)^2}{2!} + \frac{(1 + x)^3}{3!} + \dots$ ના વિસ્તરણમાં $x^n$ નો સહગુણક શું હશે?

$\frac{1}{2} + \frac{1}{4} + \frac{1}{8 \times 2!} + \frac{1}{16 \times 3!} + \frac{1}{32 \times 4!} + \dots \infty = $

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

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

શ્રેણી $\frac{4}{1!} + \frac{11}{2!} + \frac{22}{3!} + \frac{37}{4!} + \frac{56}{5!} + \dots$ નો સરવાળો શોધો.

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