1,4,9,16,25,( ),49
1,4,9,16,25,( ),49
1,4,9,16,25,()49,64,(),(),
1、4、9、16、25、()49、64
1,4,9,16,25,36,49,( )
4,9,16,25,( ),49,64.
1,4,9,16,25,( ),49,64,( ),( )找规律
计算(1)根号25*根号4与根号25*4 (2)根号9/16*根号49/36与根号9/16*49/36
1,4,9,16,25,( ),49,找规律添数
找规律:1,4,9,16,25,36,49,64,?
找出规律:1,4,9,16,25,36,49,64.
1+4+9+16+25+36+49+.n^2
找规律 1,4,9,16,25,36,49( )括号里填什么