(1-1/2)乘以(1-1/3)乘以(1-1/4)乘以.(1-1/99)乘以(1-1/100)急!
=3乘以2乘以1,=4乘以3乘以2乘以1,=5乘以4乘以3乘以2乘以1,那么100!除以99!
1乘以2乘以3乘以4乘以5乘以.100积有几个零
(1-1/4)乘以(1-1/9)乘以(1-1/16)乘以...乘以(1-99/100)
(0.125)^2008乘以(-1/4)^100乘以4^99乘以8^2009
7.8乘以0.091乘以0.625除以(18.2乘以0.26乘以8分之1)
1乘以2+2乘以3+3乘以4+4乘以5……+97乘以98+98乘以99+99乘以100等于多少
1乘以2乘以3乘以4乘以一直乘到100等于多少?
1乘以2乘以3乘以4再乘以几等于100?
一乘以二乘以三分之一加2乘以3乘以4分之一+3乘以4乘以5分之1+……+48乘以49乘以50分之1.
1乘以2乘以3分之1+2乘以3乘以4分之1+……+98乘以99乘以100分之1
计算:1991乘以(1-二分之一)乘以(1-三分之一)乘以(1-四分之一)乘以(1-五分之一)乘以.乘以
56分之53乘以57 2分之1乘以3分之2乘以4分之3乘以.乘以100分之99乘以101分之100