1,2,5,5,17,11,( ),( ).找规律...
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8/17×11/16+5/17×1/2
1,2,5,5,17,11,( ),( ).找规律.
1,2,5,5,17,11,( ),( ).找规律...
1,2,5,5,17,11,( ),( ).找规律...
1/2*5+1/5*8+1/8*11+1/11*14+.+1/17*20=?
1/2*5+1/5*8+1/8*11+1/11*14+1/14*17
1,2,4,7,11,()2,5,10,17,26,()
(1/2)*5+(1/5)*8+(1/8)*11+(1/11)*14+(1/14)*17+(1/17)*20
(-1,5)十17/4十2.75十(11/2)
找规律1 2 5 10 17 ( ) ( ) 29 ( ) ( ) 11 7 4 2 11 2 5 10 17 ( ) ( ) 29 ( ) ( ) 11 7 4 2 1谢谢,说出规律
找规律1+5+6+11+17+?
找规律 1,5,6,11,17,( ),( )
1/2*5+1/5*8+1/8*11+1/11*14+1/14*17=?这些题怎样算?
8/17×11/16+5/17×1/2要简便计算,
5/(2*5)+5/(5*8)+5/(8*11)+5/(11*140(14*17)+5/(17*21)
5/11*17+17/11*6(13+26/27)*1/135/8*3/5+1/2*1/4(5/7-3/14*2/3)*49/15
11/2*5+11/5*8+11/11*14+11/14*17
1/2*5+1/5*8+1/8*11+1/11*14+1/14*17+1/17*20+1/20*23是多少