(1/100-1)*(1/99-1)*(1/98-1)*···(1/3-1)*(1/2-1)怎么解?

问题描述:

(1/100-1)*(1/99-1)*(1/98-1)*···(1/3-1)*(1/2-1)怎么解?

-99/100*98/99*97/96*...*2/3*1/2 =-1/100