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数学,详细解答,谢谢(1/3+1/6+1/12+1/24+1/4
发表于:2024-10-24 00:00:00浏览:4次
问题描述:(1/3+1/6+1/12+1/24+1/48+1/96+1/192+1/384)×128
(1/3+1/6+1/12+1/24+1/48+1/96+1/192+1/384)×128
=(1/3+1/6+1/12+1/24+1/48+1/96+1/192+1/384+1/384-1/384)*128
=(2/3-1/384)*128
=255/3=85
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