未分类题

(1+1/2)×(1-1/2)×(1+1/3)……(1+1/100)×(1-1/100)=()

A.101/100
B.101/200
C.101/300
D.101/400

【参考答案】

B
B。本题属于计算类。将原式化为(1/2)*(3/2)*(2/3)*(4/3)*……*(99/100)*(10......

(↓↓↓ 点击下方‘点击查看答案’看完整答案 ↓↓↓)