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题目内容
（华北水利水电大学英语）
设常数
,则
=( )
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·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/165336238922794ca356b0bfa4c49b938763c04d56123image16.png"
,则=( )·
·<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/examination/imgUplod/165336238922794ca356b0bfa4c49b938763c04d56123image16.png"
参考答案
