函数<img src="https://static.zxtiku.com/wangke/imgs/topic/48625fa46e3cf24bf07325b5c3006679.jpg"/>的微分<img src="https://static.zxtiku.com/wangke/imgs/topic/04613084cf080784b6470ef67dcaf7f7.jpg"/>( )。 A. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/0407ab919c98158637fb2ecb464d14ff.jpg"/> B. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/6620c2852d14d4fa01693030c7d8a166.jpg"/> C. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/289649d373560ad87bf4c248b8d08c47.jpg"/> D. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/dac4b944c917ea88afad7ffd49a802b8.jpg"/>