设<img src="https://zk.995w.com/lqwvjeImg/58/58168e52577f48dff7fcf1a8ee08a565.png"style="width:228px;height:21px;">, 则( )<br>·<img src="https://zk.995w.com/lqwvjeImg/34/341b06577ae7aa0ae906d6e6a13005c6.png"style="width:15px;height:13px;">是<img src="https://zk.995w.com/lqwvjeImg/a5/a55bab36f002f32fb2eb9fe121da3d01.png"style="width:39px;height:18px;">的极大值点<br>·<img src="https://zk.995w.com/lqwvjeImg/34/341b06577ae7aa0ae906d6e6a13005c6.png"style="width:15px;height:13px;">是<img src="https://zk.995w.com/lqwvjeImg/b0/b06fa78b46fb9a3cf3830e94b750b610.png"style="width:32px;height:18px;">的极大值点<br>·<img src="https://zk.995w.com/lqwvjeImg/34/341b06577ae7aa0ae906d6e6a13005c6.png"style="width:15px;height:13px;">是<img src="https://zk.995w.com/lqwvjeImg/b0/b06fa78b46fb9a3cf3830e94b750b610.png"style="width:32px;height:18px;">的极小值点<br>·<img src="https://zk.995w.com/lqwvjeImg/c2/c2c842f8fbce84e62ea8929e5cc48962.png"style="width:60px;height:16px;">是<img src="https://zk.995w.com/lqwvjeImg/b0/b06fa78b46fb9a3cf3830e94b750b610.png"style="width:32px;height:18px;">的拐点