按规律填数:1,-3.5,-7.9,-11( ) a.-13,15 b.13,15 c.13-,15 d.-13,-15
来源:学生作业帮助网 编辑:六六作业网 时间:2025/01/23 11:25:48
按规律填数:1,-3.5,-7.9,-11()a.-13,15b.13,15c.13-,15d.-13,-15按规律填数:1,-3.5,-7.9,-11()a.-13,15b.13,15c.13-,1
按规律填数:1,-3.5,-7.9,-11( ) a.-13,15 b.13,15 c.13-,15 d.-13,-15
按规律填数:1,-3.5,-7.9,-11( ) a.-13,15 b.13,15 c.13-,15 d.-13,-15
按规律填数:1,-3.5,-7.9,-11( ) a.-13,15 b.13,15 c.13-,15 d.-13,-15
按规律填数:1,-3.5,-7.9,-11( )
c.13,-15
后一个数是前一个数加2
第偶数个加负号
1,-3.5,-7.9,-11,13,-15选c