2/1+4/1+8/1+16/1+32/1+64/1+128/1+256/1+512/1+1024/1=?
1+1+2+4+8+16+32+64+128+256+512+1024+2048+4096=?
2/1+4/1+8/1+16/1+32/1+64/1+128/1+256/1+512/1+1024/1=?
1-1/2+1/4-1/8+1/16-1/32+1/64-1/128+1/256-1/512+1/1024-1/2048
1+2+4+8+16+32+64+128+256+512+1024=______.
速算与巧算1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/512+1/1024+1/4
计算1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/512+1/1024
1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/512+1/1024 要解题思路,
1/2+1/4+1/8+1/16+1/32+1/64+1/128+1/256+1/512+1/1024 讲的好懂点
1024+512+256+128+64+32+16+8+4+2+1等于多少?要简便运算!
1024+512+256+128+64+32+16+8+4+2+1求解
1+2+4+8+16+32+64+128+256+512+1024+2048+4096+8192+16384+32768
1+2+4+8+16+32+64+128+256+512+1024+2048+4096+8192+.+99999