已知http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/e3bc2e8450d446dbb69dc188d0c668f0.png，则http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/b654c6ba26924e18a6a93cebd8d2e16d.png（ ）
举一反三
- 若级数http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/40dd933d966d4d23be58c68c8e811716.png发散，则http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/faaa6bd9061c4c139fa21f21083e747b.pnghttp://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/f87d20317ab74d1f85d08286f1778fed.png收敛。 ( )<span style="font-family: 宋体;</span><br><span style=";font-family:宋体;font-size:16px<span style="font-family:宋体</span></span><br>
- 设函数http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/c15bcfdbdd7a4a719d7af2846a9dab3f.png,则http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/970d0a703f5b4b5ba0b57402e1999685.png（ ）<span style=";font-family:宋体;font-size:16px<span style="font-family:宋体</span></span><br>
- 极限http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/2420a68570af4cf7947d9a2bdfc88656.png不存在（ ）<span style=";font-family:宋体;font-size:16px<span style="font-family:宋体</span></span><br>
- 求极限http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/591ed501f94b4c0ba1e39d6cf4e4ce09.png（ ）<span style=";font-family:宋体;font-size:16px<span style="font-family:宋体</span></span><br><br>
- 曲线http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/8bfdef6b09544659861527375a55979c.png与直线http://image.zhihuishu.com/zhs/onlineexam/ueditor/201908/fe37941761184d5bbd5684777c288ddc.png所围成的图形的面积（ ）<span style="font-family: 宋体; font-size: 14px;</span><br><span style=";font-family:宋体;font-size:14px<span style="font-family:宋体</span></span><br>