(1/50-1)*(1/49-1)*(1/48-1)*.*(1/2-1)
计算. (1/50-1)×(1/49-1)×(1/48-1)×```×(1/3-1)×(1/2-1)
计算:(1/50-1)(1/49-1)(1/48-1)…(1/4-1)(1/3-1)(1/2-1)
计算 (50/1-1)(49/1-1)(48/1-1)...(4/1-1)(3/1-1)(2/1-1)
计算 (50/1-1)(49/1-1)(48/1-1)...(4/1-1) (3/1-1)(2/1-1)
①(50/1-1)(49/1-1)(48/1-1)...(3/1-1)(2/1-1)=?{注意:50/1是 五十分之一
计算(1-1/50)(1-1/49)(1-1/48).(1-1/4)(1-1/3)(1-1/2)=?
计算(1/50-1)(1/49-1)(1/48-1)……(1/3-1)(1/2-1)
计算(1-1/50)(1/49-1)(1-1/48)(1/47-1)...(1-1/4)(1/3-1)怎么计算
(1-1/50)×(1-1/49)×(1-1/48)×…×(1-1/4)×(1-1/3)
注意过程和解题思路/代表分号(1/50-1)*(1/49-1)*(1/48-1)…(1/3-1)*(1/2-1)
1/(1×2)+1/(2×3)+1/(3×4).+1/(48×49)+1/(49×50)等于多少?
一道找规律题:(1-1/50)(1-1/49)(1-1/48).(1-1/4)(1-1/3)