1-(1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256)=?
发布网友
发布时间：2024-09-28 15:20
共1个回答
热心网友
时间：2024-10-01 02:25
=1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/256-1/256
=1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/128-1/256
=1/2+1/4+1/8+1/16+1/32+1/64+1/64-1/256
=1/2+1/4+1/8+1/16+1/32+1/32-1/256
=1/2+1/4+1/8+1/16+1/16-1/256
=1/2+1/4+1/8+1/8-1/256
=1/2+1/4+1/4-1/256
=1/2+1/2-1/256
=1-1/256
=255/256
原式：=1-255/256
=1/256
请记得采纳唷 谢谢！
