20春学期《微积分X》在线平时作业2

adminhan

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612724075016.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612725556216-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612726690616-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612727682816-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612728706216-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260723379535.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260723515625-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260723613595-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260723720155-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260723818755-4.bmp" />

<img width="406" height="107" alt="" src="http://file.open.com.cn/ItemDB/43581/e617a950-b335-4c5b-9bca-f5272d7e94d1/201391818226482.png" />&nbsp;
A:a
B:b
C:c
D:d

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261218745933.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261218876713-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261218959683-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261219060623-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261219159373-4.bmp" />

<img width="434" height="117" alt="" src="http://file.open.com.cn/ItemDB/43581/3cc13bd5-fe66-4a29-9afb-6a3c9bee14ad/20131013133921596.png" />&nbsp;
A:A
B:B
C:C
D:D

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261454957506.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261455103596-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261455205156-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261455306406-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261455399066-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261259117501.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261259284841-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261259386871-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261259503281-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261259612961-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612399296814.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612401232814-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612402357814-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612403426514-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612404531214-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612567920316.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612569437516-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612570532816-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612571660916-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612572910916-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260560541401.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260560753121-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260560861561-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260560984681-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260561107961-4.bmp" />

<img width="483" height="134" alt="" src="http://file.open.com.cn/ItemDB/43581/860701fd-f37d-4672-99fa-3beb9a319f75/20131013134153244.png" />&nbsp;
A:A
B:B
C:C
D:D

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261242594531.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261242755151-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261242864681-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261242963121-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261243072501-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261217145621.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261217282181-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261217388431-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261217490151-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261217584681-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260568533127.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260568723287-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/7-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/7-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/7-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606227479613.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606229609313-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606230698413-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606231828113-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606233109313-4.bmp" />

<img width="436" height="98" alt="" src="http://file.open.com.cn/ItemDB/43581/9235ea0a-9c0f-48b4-9c3d-eb21fa53050b/20131013135913165.png" />&nbsp;
A:A
B:B
C:<p>C</p>
D:D

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261264115006.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261264299686-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261264413756-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261264530786-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261264652036-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260614973594.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260615110314-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260615212034-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260615316564-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260615440464-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261222482188.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261222622348-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261222715788-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261222813288-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261222906258-4.bmp" />

<img width="342" height="56" alt="" src="http://file.open.com.cn/ItemDB/43581/e44e2982-9968-4af6-9278-caf221a85bc4/2013918175827662.png" />&nbsp;
A:a
B:b
C:c
D:d

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260596744847.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260596900157-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260597123287-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260597470007-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260597597817-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261232940784.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261233081714-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261233184684-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261233277344-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261233364214-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261265011877.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261265163127-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261265275007-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261265372037-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261265472657-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612540703113.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612542595313-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612543914013-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612544912513-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612546760913-4.bmp" />

<p><img alt="" src="http://file.open.com.cn/ItemDB/43581/6ff2cb8d-4bc3-4382-b663-d7852fd9df29/2013918185444863.png" />&nbsp;</p>
A:a
B:b
C:c
D:d

<img width="302" height="56" alt="" src="http://file.open.com.cn/ItemDB/43581/c3a949c2-464d-4364-8b65-ed6888bc93dd/20131111132754924.png" />&nbsp;
A:错误
B:正确

<img width="381" height="64" alt="" src="http://file.open.com.cn/ItemDB/43581/42ccf2e9-4748-448b-8e94-9f0f281646b9/20131111132918801.png" />&nbsp;
A:错误
B:正确

<img width="322" height="72" alt="" src="http://file.open.com.cn/ItemDB/43581/ce2c134c-1f3f-465c-91e2-26518b6adde2/20131111132648735.png" />&nbsp;
A:错误
B:正确

<img width="537" height="54" alt="" src="http://file.open.com.cn/ItemDB/43581/9d5e2f93-a5d8-492f-a6de-784274874a4c/2013111113300349.png" />&nbsp;
A:错误
B:正确

<img width="330" height="69" alt="" src="http://file.open.com.cn/ItemDB/43581/29c3bf18-7059-456b-a0f4-7e2739b563c4/20131111131829582.png" />&nbsp;
A:错误
B:正确