计算:1/2十1/4十1/8十…十1/2048十1/4096

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计算:1/2十1/4十1/8十…十1/2048十1/4096计算:1/2十1/4十1/8十…十1/2048十1/4096计算:1/2十1/4十1/8十…十1/2048十1/40964095/40961

计算:1/2十1/4十1/8十…十1/2048十1/4096
计算:1/2十1/4十1/8十…十1/2048十1/4096

计算:1/2十1/4十1/8十…十1/2048十1/4096

4095/4096

1/2十1/4十1/8十…十1/2048十1/4096
=1/2^1+1/2^2+1/2^3+......+1/2^12
=1-1/2^12
=1-1/4096

不会