A、<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467104038447026104_QQ图片20160628165259.png" title="37497320057584284" alt="QQ图片20160628165259.png"/>
B、<span style="font-size:16px;font-family:宋体">如果</span><span style="font-size: 16px;font-family:宋体;position:relative;top:7px">f(x)</span><span style="font-size:16px;font-family:宋体">在区间[-a,a]</span><span style="font-size:16px;font-family:宋体">上连续，则<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467104183698085700_QQ图片20160628165416.gif" title="7970201727679289" alt="QQ图片20160628165416.gif"/></span><span style="font-size:16px;font-family:宋体">。</span></p><p></p>
C、<span style="font-family: 宋体;">如果</span><span style="font-family: 宋体; position: relative; top: 7px;">f(x)</span><span style="font-family: 宋体;">在区间[-a,b]</span><span style="font-family: 宋体;">上连续，且<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467104319277048419_QQ图片20160628165736.png" title="6684692936201258" alt="QQ图片20160628165736.png"/>，则<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467104329512036592_QQ图片20160628165752.png" title="16522417373363908" alt="QQ图片20160628165752.png"/>。</span>
D、<span style="font-size:16px;font-family:宋体">如果f(x)</span><span style="font-size:16px;font-family:宋体">在区间[a,b]上</span><span style="font-size:16px;font-family:宋体">连续，则当</span><span style="font-size:16px;font-family:'Times New Roman','serif';position:relative;top:4px"><img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467104490324016619_QQ图片20160628170045.png" title="6733009364966286" alt="QQ图片20160628170045.png"/></span><span style="font-size:16px;font-family:宋体">时，<img src="https://s3.cn-north-1.amazonaws.com.cn/qingshuxuetang/ueditor/jsp/upload/image/20160628/1467104526683074113_QQ图片20160628170151.png" title="29383942775858472" alt="QQ图片20160628170151.png"/></span>