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  • Sum of series:
  • 9/(9n^2+21n-8) 9/(9n^2+21n-8)
  • 5/n 5/n
  • x^(n-1)/(n!)^(1/2)
  • 7^x/(5^x-3)

  • Identical expressions

  • x^(n- one)/(n!)^(one / two)
  • x to the power of (n minus 1) divide by (n!) to the power of (1 divide by 2)
  • x to the power of (n minus one) divide by (n!) to the power of (one divide by two)
  • x(n-1)/(n!)(1/2)
  • xn-1/n!1/2
  • x^n-1/n!^1/2
  • x^(n-1) divide by (n!)^(1 divide by 2)

  • Similar expressions

  • x^(n+1)/(n!)^(1/2)
Sum of series/ x^(n-1)/(n!)^(1/2)

Sum of series x^(n-1)/(n!)^(1/2)


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The solution

You have entered [src] 
  oo        
____        
\   `       
 \     n - 1
  \   x     
   )  ------
  /     ____
 /    \/ n! 
/___,       
n = 0
$$\sum_{n=0}^{\infty} \frac{x^{n - 1}}{\sqrt{n!}}$$ 
Sum(x^(n - 1)/sqrt(factorial(n)), (n, 0, oo))

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