(1)1,4,9,16,25,( ),49 (2)1,2,6,24,( ),720找规律!
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(1)1,4,9,16,25,(),49(2)1,2,6,24,(),720找规律!(1)1,4,9,16,25,(),49(2)1,2,6,24,(),720找规律!(1)1,4,9,16,25,(
(1)1,4,9,16,25,( ),49 (2)1,2,6,24,( ),720找规律!
(1)1,4,9,16,25,( ),49 (2)1,2,6,24,( ),720
找规律!
(1)1,4,9,16,25,( ),49 (2)1,2,6,24,( ),720找规律!
(1)1,4,9,16,25,(36 ),49
(2)1,2,6,24,(120),720
第(1)题第n个数是n的平方,
第(1)题第n个数是n的阶乘(即从1乘到n)
按规侓填数:1/4,4/9,( ),16/25,( ).
1,4,9,16,25,( ),( ),64,81
1,4,9,16,25,36,49,( )
1,4,9,16,25?64,81
1,4,9,16,25的规律
1,4,9,16,25,( ),49
1 4 9 16 25 () 49
1 4 9 16 25 ()规律
(25+3/4)×4/1+1/4= 18/25×9/16+7/2(25+3/4)×4/1+1/4= 18/25×9/16+7/25×9/16+9/16= 能简算就简算,
1,3/4,9/5,7/16,25/9,()
(32*1/4+17)÷5/12 (25+3/4)÷1/4+1/4 18/25×9/16+7/25*9/16+9/16
找规侓 1,1,4,8,9,27,16,64,25,(),()
0,1,1,4,5,9,14,16,30,25?
(1-1/4)(1-1/9)(1-1/16)(1-1/25)...(1-1/10000)
速度(1-1/4)×(1-1/9)×(1-1/16)×(1-1/25)×.×(1-1/10000)
4=1+2+1;9=4+4+1;16=9+6+1;25=16+8+1
找规律填数 1/4 4/9 9/16 16/25 () ()
1,-4,9,-16,25,什么,什么.找规律