找规律,并计算.1.1-1/2=1/2,1/2-1/4=1/4,1/8-1/16=1/16,用这一规律计算:(1)1-1/2-1/4-1/8-1/16 (2)1-1/2-1/4-1/8-1/16-1/32-1/64(3)1/6-1/12-1/24-1/48-1/96
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![找规律,并计算.1.1-1/2=1/2,1/2-1/4=1/4,1/8-1/16=1/16,用这一规律计算:(1)1-1/2-1/4-1/8-1/16 (2)1-1/2-1/4-1/8-1/16-1/32-1/64(3)1/6-1/12-1/24-1/48-1/96](/uploads/image/z/1121961-57-1.jpg?t=%E6%89%BE%E8%A7%84%E5%BE%8B%2C%E5%B9%B6%E8%AE%A1%E7%AE%97.1.1-1%2F2%3D1%2F2%2C1%2F2-1%2F4%3D1%2F4%2C1%2F8-1%2F16%3D1%2F16%2C%E7%94%A8%E8%BF%99%E4%B8%80%E8%A7%84%E5%BE%8B%E8%AE%A1%E7%AE%97%EF%BC%9A%EF%BC%881%EF%BC%891-1%2F2-1%2F4-1%2F8-1%2F16+%EF%BC%882%EF%BC%891-1%2F2-1%2F4-1%2F8-1%2F16-1%2F32-1%2F64%EF%BC%883%EF%BC%891%2F6-1%2F12-1%2F24-1%2F48-1%2F96)
找规律,并计算.1.1-1/2=1/2,1/2-1/4=1/4,1/8-1/16=1/16,用这一规律计算:(1)1-1/2-1/4-1/8-1/16 (2)1-1/2-1/4-1/8-1/16-1/32-1/64(3)1/6-1/12-1/24-1/48-1/96
找规律,并计算.
1.1-1/2=1/2,1/2-1/4=1/4,1/8-1/16=1/16,用这一规律计算:
(1)1-1/2-1/4-1/8-1/16 (2)1-1/2-1/4-1/8-1/16-1/32-1/64
(3)1/6-1/12-1/24-1/48-1/96
找规律,并计算.1.1-1/2=1/2,1/2-1/4=1/4,1/8-1/16=1/16,用这一规律计算:(1)1-1/2-1/4-1/8-1/16 (2)1-1/2-1/4-1/8-1/16-1/32-1/64(3)1/6-1/12-1/24-1/48-1/96
第一个1/16
第二个1/64
第三个1/96
貌似就是最后一项
(1)1-1/2-1/4-1/8-1/16 =1/16
(2)1-1/2-1/4-1/8-1/16-1/32-1/64=1/64
3)1/6-1/12-1/24-1/48-1/96=1/96
1-1/2-1/4-1/8-1/16
=1/2-1/4-1/8-1/16
=1/4-1/8-1/16
=1/8-1/16
=1/16
1-1/2-1/4-1/8-1/16-1/32-1/64
=1/2-1/4-1/8-1/16-1/32-1/64
=1/4-1/8-1/16-1/32-1/64
=1/8-1/16-1/32-1/64<...
全部展开
1-1/2-1/4-1/8-1/16
=1/2-1/4-1/8-1/16
=1/4-1/8-1/16
=1/8-1/16
=1/16
1-1/2-1/4-1/8-1/16-1/32-1/64
=1/2-1/4-1/8-1/16-1/32-1/64
=1/4-1/8-1/16-1/32-1/64
=1/8-1/16-1/32-1/64
=1/16-1/132-1/64
=1/32-1/64
=1/64
1/6-1/12-1/24-1/48-1/96
=1/12-1/24-1/48-1/96
=1/24-1/48-1/96
=1/48-1/96
=1/96
收起
1)1/16
2)1/64
3)1/96