20春《离散数学》作业2

adminhan

&nbsp;<img width="421" height="52" alt="" src="http://file.open.com.cn/ItemDB/17599/aa5ed074-8dab-4ad4-9112-d4a83c1054de/2013827142430498.jpg" />
A:A
B:B
C:C
D:D

&nbsp;<img width="555" height="84" alt="" src="http://file.open.com.cn/ItemDB/17599/679c535f-cfe8-4311-83e5-9e1a74759ecf/2013827154747206.jpg" />
A:A
B:B
C:C
D:D

&nbsp;<img width="467" height="190" alt="" src="http://file.open.com.cn/ItemDB/17599/73345ce3-486f-4717-9c3a-5c85cc0ccd20/2013827144023472.jpg" />
A:A
B:B
C:C
D:D

&nbsp;<img width="524" height="62" alt="" src="http://file.open.com.cn/ItemDB/17599/39e54bd1-cb48-49de-bb87-3403a1654177/201382715453184.jpg" />
A:A
B:B
C:C
D:D

&nbsp;<img alt="" src="http://file.open.com.cn/ItemDB/17599/ac620e2c-cd91-40a1-b2e2-c041f7e34bd9/201382715016127.jpg" />
A:A
B:B
C:C
D:D

&nbsp;<img width="556" height="96" alt="" src="http://file.open.com.cn/ItemDB/17599/e968326f-bb08-46b2-beb1-47c044f14010/201382715417862.jpg" />
A:A
B:B
C:C
D:D

&nbsp;<img width="448" height="328" alt="" src="http://file.open.com.cn/ItemDB/17599/70695cf0-3869-4a2f-8a9f-c53370532b3a/2013827151752277.jpg" />
A:A
B:B
C:C
D:D

&nbsp;<img width="518" height="41" alt="" src="http://file.open.com.cn/ItemDB/17599/13708c98-5045-431c-9d5e-5b7bddb1a22f/201382715356223.jpg" />
A:A
B:B
C:C
D:D

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/byjiaowu/20071206/12b886ae.JPG"></IMG>
A:A
B:B
C:C
D:D

&nbsp;<img width="366" height="85" alt="" src="http://file.open.com.cn/ItemDB/17599/3dbd633b-736d-40fa-8ddc-ba0ecd9d9821/2013827144332370.jpg" />
A:A
B:B
C:C
D:D