若三数成等比数列,其积为8,首末两数之和为4,则公比q的值为__________ .
2011高二上·湖南邵阳·学业考试 查看更多[6]
(已下线)2011年湖南省洞口四中上学期高二学考模拟试题七【全国百强校】北京师大附中2018-2019学年下学期高二年级期中考试数学试题河南省南阳市2019-2020学年高二上学期期中数学试题沪教版(上海) 高二第一学期 新高考辅导与训练 第7章 数列与数学归纳法 7.3(2)等比数列的定义与通项公式的应用(已下线)2.4+等比数列(1)(重点练)-2020-2021学年高二数学十分钟同步课堂专练(人教A版必修5)(已下线)4.3.1 等比数列(1)(重点练)-2020-2021学年高二数学十分钟同步课堂专练(人教A版选择性必修第二册)
更新时间:2019-06-17 10:07:50
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