જો $y = x - \frac{x^2}{2} + \frac{x^3}{3} - \dots \infty$ હોય,તો $x = $

  • A
    $y - \frac{y^2}{2} + \frac{y^3}{3} - \dots \infty$
  • B
    $y + \frac{y^2}{2!} + \frac{y^3}{3!} + \dots \infty$
  • C
    $1 + y + \frac{y^2}{2!} + \frac{y^3}{3!} + \dots$
  • D
    આમાંથી કોઈ નહીં

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શ્રેણી $x \log _e a + \frac{x^3}{3!} (\log _e a)^3 + \frac{x^5}{5!} (\log _e a)^5 + \dots$ નું મૂલ્ય શું છે?

જો $0 < y < 2^{1/3}$ અને $x(y^3 - 1) = 1$ હોય,તો $\frac{2}{x} + \frac{2}{3x^3} + \frac{2}{5x^5} + \dots$ ની કિંમત શોધો:

$1 + \frac{2}{1 \times 2 \times 3} + \frac{2}{3 \times 4 \times 5} + \frac{2}{5 \times 6 \times 7} + \dots$ નો સરવાળો કેટલો થાય?

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