1/2+1/4+1/8+1/16+1/32……+1/1024
1/2+1/4+1/8+1/16+1/32……+1/1024
2/1+4/1+8/1+16/1+32/1……+1024/1=
1-1/2-1/4-1/8-1/16-1/32-1/64……-1/1024
1.1/2+1/4+1/8+1/16+1/32+1/64+……+1/512+1/1024=
1/4+1/8+1/16+1/32+……+1/1024=?
计算:1/2+1/4+1/8+1/16+………+1/1024
1+2+4+8+16+……+1024等于几?
1+3/2+5/4+7/8+9/16+11/32+……+21/1024
2-2分之1-4分之1-8分之1-16分之1-32分之1-……-1024分之1简便计算
求和:1/2+1/4+1/8+1/16+1/32+1/64+.+1/1024=?
1/2+1/4+1/8……+1/256+1/512+1/1024 简便计算,
1/2+1/4+1/8+1/16+1/32+1/64+.+1024=?