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> 设,且,则                                                  ...

设,且,则                                                  ...

问题详情:

设,且,则                                                  ...,且设,且,则                                                  ... 第2张,则                                                    (    )

A.设,且,则                                                  ... 第3张    B.设,且,则                                                  ... 第4张    C.设,且,则                                                  ... 第5张    D.设,且,则                                                  ... 第6张

【回答】

A

知识点:不等式

题型:选择题

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