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1 . 如图所示的曲线的方程是( )
![](https://img.xkw.com/dksih/QBM/2018/6/25/1974916831780864/2029658711515136/STEM/6167f3c800454840a73a71aec90a3b24.png?resizew=120)
![](https://img.xkw.com/dksih/QBM/2018/6/25/1974916831780864/2029658711515136/STEM/6167f3c800454840a73a71aec90a3b24.png?resizew=120)
A.![]() | B.![]() |
C.![]() | D.![]() |
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2018-09-11更新
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853次组卷
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3卷引用:湖南省益阳市箴言中学2018-2019学年高二上学期期中考试数学(理)试题