20春学期《微积分（上）X》在线平时作业2

adminhan

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122605776878115.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122605778881215-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/15-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/15-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/15-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260593310625.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/1-5-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260593931565-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260594045155-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260594182655-4.bmp" />

<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 alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612750187519.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612751801519-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612753071819-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612754235919-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612755482819-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606041140614.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606042670314-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606043856214-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606044917114-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606046159314-4.bmp" />

<img width="516" height="83" alt="" src="http://file.open.com.cn/ItemDB/43598/89aca5e2-fc66-48eb-9740-b032f4fd7576/2013918205710426.png" />&nbsp;
A:a
B:b
C:c
D:d

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122614584510911.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122614585775011-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122614587514011-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122614588437511-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122614589376511-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606218656211.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606220432811-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606221620311-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606222889011-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606224046811-4.bmp" />

<img width="324" height="124" alt="" src="http://file.open.com.cn/ItemDB/43598/7337f187-80eb-4bef-aecc-c2c85f781290/20131111133622218.png" />&nbsp;
A:a
B:b
C:c
D:d

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612392046813.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612393431213-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612394476513-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612395467113-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612396481213-4.bmp" />

<img width="279" height="68" alt="" src="http://file.open.com.cn/ItemDB/43598/f8b1b789-bd55-4b0a-bdb6-0866ad4d789d/201391820380631.png" />&nbsp;
A:a
B:b
C:c
D:d

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260567493436.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260567682346-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/6-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/6-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/6-4.bmp" />

<img width="603" height="78" alt="" src="http://file.open.com.cn/ItemDB/43598/7d0ad28d-5589-4172-980d-6fcf19f6f43b/2013918205341280.png" />&nbsp;
A:a
B:b
C:c
D:d

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260591193123.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260591430463-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260591574683-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260591766713-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260591935313-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606075017118.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606076762518-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606078064018-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606079242118-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606080304618-4.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/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/122606236853114.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606238776514-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606240326514-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606241464014-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606242581214-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612559696815.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612561257815-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612562406215-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612563473415-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612564565615-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261455657037.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261455803287-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261455895007-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261455989217-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261456076257-4.bmp" />

<img width="545" height="104" alt="" src="http://file.open.com.cn/ItemDB/43598/295ae3a0-fc21-43cf-aa6a-71046bd1c1e2/201311813452893.png" />&nbsp;
A:a
B:b
C:c
D:d

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261246710316.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261246835626-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261246934216-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261247032816-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261247131406-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260616764536.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260616911256-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260617009536-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260617117036-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260617217966-4.bmp" />

<img width="625" height="52" alt="" src="http://file.open.com.cn/ItemDB/43598/928c3cf0-ac96-4241-bfa3-14ad9b09d042/201391821430656.png" />&nbsp;
A:a
B:b
C:c
D:d

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612705600014.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612707140614-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612708506214-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612709628114-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612710756214-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261221793907.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261221920937-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261222030787-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261222117037-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261222206407-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261260686562.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261260840932-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261260947812-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261261044372-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261261140152-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122607274318710.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122607275950010-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122607276995310-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122607278020310-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122607279453110-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261262375934.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261262518594-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261262611254-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261262708594-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261262819534-4.bmp" />

<img width="421" height="96" alt="" src="http://file.open.com.cn/ItemDB/43598/c9444e98-8430-4061-91c3-76dceda52114/201391821716379.png" />&nbsp;
A:a
B:b
C:c
D:d