小学数学奥赛(1+1/51)×(1-1/51)×(1+1/52)×(1-1/52)×……×(1+1/152)×(1-1/152)具体点
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/01 14:05:10
![小学数学奥赛(1+1/51)×(1-1/51)×(1+1/52)×(1-1/52)×……×(1+1/152)×(1-1/152)具体点](/uploads/image/z/10726754-50-4.jpg?t=%E5%B0%8F%E5%AD%A6%E6%95%B0%E5%AD%A6%E5%A5%A5%E8%B5%9B%EF%BC%881%2B1%2F51%EF%BC%89%C3%97%EF%BC%881-1%2F51%EF%BC%89%C3%97%EF%BC%881%2B1%2F52%EF%BC%89%C3%97%EF%BC%881-1%2F52%EF%BC%89%C3%97%E2%80%A6%E2%80%A6%C3%97%EF%BC%881%2B1%2F152%EF%BC%89%C3%97%EF%BC%881-1%2F152%EF%BC%89%E5%85%B7%E4%BD%93%E7%82%B9)
小学数学奥赛(1+1/51)×(1-1/51)×(1+1/52)×(1-1/52)×……×(1+1/152)×(1-1/152)具体点
小学数学奥赛
(1+1/51)×(1-1/51)×(1+1/52)×(1-1/52)×……×(1+1/152)×(1-1/152)具体点
小学数学奥赛(1+1/51)×(1-1/51)×(1+1/52)×(1-1/52)×……×(1+1/152)×(1-1/152)具体点
(1+1/51)×(1-1/51)×(1+1/52)×(1-1/52)×……×(1+1/152)×(1-1/152)
=(1-1/51)×(1+1/51)×(1-1/52)×(1+1/52)×(1-1/53)×(1+1/53)×……×(1-1/151)×(1+1/151)×(1-1/152)×(1+1/152)
=50/51×52/51×51/52×53/52×52/53×54/53×……×150/151×152/151×151/152×153/152
=50/51×153/152
=75/76