找规律!1,4,9,25,a,49,64,81,a
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找规律!1,4,9,25,a,49,64,81,a
找规律!1,4,9,25,a,49,64,81,a
找规律!1,4,9,25,a,49,64,81,a
第一个数是一的平方,第二个是二的平方,第三个是三的平方,以此类推,分别是36 .100
36
n平方,答案是36,100
36 100通项公式是a=n^2
36.100
要是那样推理的话,第四个应该是16吧怎么是25呀
找规律!1,4,9,25,a,49,64,81,a
找规律:1,4,9,25,,49;
1,4,9,16,,,49,找规律
找规律1,4,9,16,64
4,9,16,25,( ),49,64 找规律
找规律填空 4,9,16,25,( )49,64
找规律:1,-4,9,-16,25,-36,49,().
找规律1、4、9、( )、25、( )、49
1,4,9,16,25,( ),49,找规律添数
找规律:1,4,9,a,25,36,49,.则a=().A.16 B.13 C.14 D.20
数学找规律:1,5,25,125,【 】【 】数学找规律:81,64,49,36,【 】【 】
1,4,9,16,25,( ),49,64,( ),( )找规律
找规律:1,4,9,16,25,36,49,64,?摆脱
1 4 9 16 25 ()49 64 81.找规律,
找规律 1,4,9,16,25,36······a,( )
1,-9,25,-49,_____,_______.找规律
找规律:1,9,25,49——,——.
找规律填空.1,4,9,16,( ),( ),49,( ).