1!+2!+3!+4!+.....50! ??

• 3.0891*10^64
• 12 years agoHelpfull: Yes(9) No(4)
• Answer is 51!-1
• 12 years agoHelpfull: Yes(6) No(26)
• 1!+2!+3!+.........+n!=(n+1)!-1
  
  So answer is 51!-1
• 12 years agoHelpfull: Yes(4) No(17)
• shobhit..can u please explain??how?
• 12 years agoHelpfull: Yes(1) No(5)
• explain your process...
• 12 years agoHelpfull: Yes(1) No(3)
• Ex: 4!+3!+2!+1!
  = 4!* (1+ 1/4 + 1/12 + 1/24)
  = 24 * (1.375)
  = 33.
  Similarly for Sum 0f 1! to 50!, consider 4 terms and neglect the other terms.
  
• 12 years agoHelpfull: Yes(0) No(5)