20春学期《微积分》在线平时作业2

adminhan

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606058479616.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606060114016-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606061259316-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606062431216-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606063498416-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612268290614.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612269529614-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612270435914-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612271342114-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612272245314-4.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 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="743" height="102" alt="" src="http://file.open.com.cn/ItemDB/2017715123228589.png" />&nbsp;
A:a
B:b
C:c
D:d

<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 width="419" height="107" alt="" src="http://file.open.com.cn/ItemDB/43581/238ac8fc-508e-4750-86e6-186d7f3c1327/20131016114435225.png" />&nbsp;
A:A
B:B
C:C
D:D

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612253990612.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612255356212-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612256235912-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612257496812-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612258420312-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122605998556210.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122605999909310-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606001218710-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606002414010-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606003601510-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260592286404.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260592465314-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260592594374-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260592756094-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260592947654-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122605741346812.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122605742710912-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12-4.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/122612764551520.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612765990620-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612767173420-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612768250020-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122612769995320-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606209720310.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606211393710-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606212585910-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606213800010-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606214956210-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261220968906.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261221127656-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261221228436-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261221321406-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261221416406-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606030892113.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606032454613-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606034935913-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606036068713-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606037203113-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261457067349.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261457201879-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261457293909-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261457384689-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261457474689-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606264465617.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606266117117-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606267243717-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606268329617-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/122606269470317-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260722580784.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260722720314-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260722826254-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260722932814-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12260723033284-4.bmp" />

<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261236767969.bmp" />&nbsp;
A:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261237015319-1.bmp" />
B:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261237122509-2.bmp" />
C:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261237211719-3.bmp" />
D:<img alt="" src="http://file.open.com.cn/itemdb/dbdx/weijifen/test/12261237304069-4.bmp" />