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

અનંત શ્રેણી $\log _4 2 - \log _8 2 + \log _{16} 2 - \dots \infty$ નું મૂલ્ય શું છે?

Difficult
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ધારો કે $x \in R$ અને $|x| < 1$. તો $\tanh ^{-1} x=$

$\log_e [(1 + x)^{1 + x} (1 - x)^{1 - x}] = $

જો $4\left[ {{x^2} + \frac{{{x^6}}}{3} + \frac{{{x^{10}}}}{5} + \dots} \right] = {y^2} + \frac{{{y^4}}}{2} + \frac{{{y^6}}}{3} + \dots$ હોય,તો

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 = $

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