20春《高等数学（本）》作业4

adminhan

1-1图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516943746636202498990.png" title="1-1.png" alt="1-1.png">
A:A
B:B
C:C
D:D

1-18图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516846254807209520843.png" title="1-18.png" alt="1-18.png">
A:A
B:B
C:C
D:D

4-5图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369515071607363436220536.png" title="4-5.png" alt="4-5.png">
A:A
B:B
C:C
D:D

3-19图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516677835703146673863.png" title="3-19.png" alt="3-19.png">
A:A
B:B
C:C
D:D

1-8图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369517146835408855472204.png" title="1-8.png" alt="1-8.png">
A:A
B:B
C:C
D:D

4-4图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369515068283571266864572.png" title="4-4.png" alt="4-4.png">
A:A
B:B
C:C
D:D

4-10图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369515054310661222765020.png" title="4-10.png" alt="4-10.png">
A:A
B:B
C:C
D:D

2-6图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516810983304661913143.png" title="2-6.png" alt="2-6.png">
A:A
B:B
C:C
D:D

2-7图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516837732579529884664.png" title="2-7.png" alt="2-7.png">
A:A
B:B
C:C
D:D

1-24图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516884803408062747634.png" title="1-24.png" alt="1-24.png">
A:A
B:B
C:C
D:D

1-2图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516968068830875725246.png" title="1-2.png" alt="1-2.png">
A:A
B:B
C:C
D:D

3-24图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369515838730175327168334.png" title="3-24.png" alt="3-24.png">
A:A
B:B
C:C
D:D

2-9图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516789156655249077497.png" title="2-9.png" alt="2-9.png">
A:A
B:B
C:C
D:D

2-23图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516738581494267031154.png" title="2-23.png" alt="2-23.png">
A:对
B:错

4-14图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369515037512467772710210.png" title="4-14.png" alt="4-14.png">
A:对
B:错

若多元函数在一点处连续,则它在该点处可微。
A:对
B:错

对于多元函数而言,偏导数存在则一定可微。
A:对
B:错

3-9图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516718223985465595036.png" title="3-9.png" alt="3-9.png">
A:对
B:错

3-12图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369515881910966202732620.png" title="3-12.png" alt="3-12.png">
A:对
B:错

3-6图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516707134645328939566.png" title="3-6.png" alt="3-6.png">
A:对
B:错

1-15图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516922972492858577987.png" title="1-15.png" alt="1-15.png">
A:对
B:错

图片4-20<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369515013920998631752322.png" title="4-20.png" alt="4-20.png">
A:对
B:错

1-14图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516918005057091702771.png" title="1-14.png" alt="1-14.png">
A:对
B:错

图片4-19<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369515018571048155496001.png" title="4-19.png" alt="4-19.png">
A:对
B:错

2-26图片<br><img src="http://file.open.com.cn/ueditorupload/image/2019/06/03/6369516728129190251126768.png" title="2-26.png" alt="2-26.png">
A:对
B:错