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不等式 http://picflow.koolearn.com/upload/papers/20140823/20140823162038178468.gif对于一切 http://picflow.koolearn.com/upload/papers/20140823/20140823162038194534.gif成立,则 http://picflow.koolearn.com/upload/papers/20140823/20140823162038209192.gif的最小值为 (   )

发布时间:2021-07-21

A.http://picflow.koolearn.com/upload/papers/20140823/20140823162038225227.gif

B.http://picflow.koolearn.com/upload/papers/20140823/20140823162038256245.gif

C.1

D.-1

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