What is 1 Factorial ?
By snnygrover
@snnygrover (953)
India
4 responses
@y2ksuprio (853)
• India
25 Nov 06
factorial of 1 is only 1 .factorial of 2 is 2x1 = 2 ,factorial of 3 is 3x2x1 = 6 ..........................................................................................factorial of n is nx.....x4x3x2x1 = m