Find 1!+2!+3!+4!+.........+2006!
Answers
Answered by
0
D=(2+4+6...+2006)-(1+3+5+...+2005)as the sim differences,S=(2-1)+(4-3)+(6-4)+(2006+2005).so these two express jobs are equivalent ,that is,D=S
Similar questions