地大《高等数学(专下)》在线作业二-0009

adminhan

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A:a
B:b
C:c
D:d

&nbsp;<img height="88" width="468" alt="" src="http://file.open.com.cn/ItemDB/7089/57ea9f03-4c0d-4690-938f-4f42b6d8aa2e/2009414163354377.JPG" />
A:A
B:B
C:C
D:D

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A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/6c200f40.JPG"></IMG>
A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/didajx/20060407/359dd553.JPG"></IMG>
A:A
B:B
C:C
D:D

&nbsp; <img height="64" width="468" alt="" src="http://file.open.com.cn/ItemDB/7089/7a65e550-8ed8-47e1-bb5b-fa2f1bfc3ebc/200941415486952.JPG" />
A:A
B:B
C:C
D:D

与点A(-1,2,4)和点B(1,3,-1)等距离的动点M的的轨迹方程为:(    )
A:4x+4y-10z+11=0
B:2x+y-5z+5=0
C:2x+2y-5z+5=0
D:5x-3y+6z+3=0

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A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/91537364.JPG"></IMG>
A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060406/301b2359.JPG"></IMG>
A:a
B:b
C:c
D:d

&nbsp;<img height="64" width="391" alt="" src="http://file.open.com.cn/ItemDB/7089/19be3aa2-95f8-43b4-ad21-dec758fadea5/2009414152441780.JPG" />
A:A
B:B
C:C
D:D

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/1ae261c4.JPG"></IMG>
A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/cb4f8221.JPG"></IMG>
A:a
B:b
C:c
D:d

&nbsp;<img height="70" width="468" alt="" src="http://file.open.com.cn/ItemDB/7089/35771b5f-10ff-428d-acaa-53f127a10238/2009414163539486.JPG" />
A:A
B:B
C:C
D:D

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/c651cbb4.JPG"></IMG>
A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/29c48939.JPG"></IMG>
A:a
B:b
C:c
D:d

&nbsp;<img height="79" width="468" alt="" src="http://file.open.com.cn/ItemDB/7089/c23531e4-890d-4685-9294-95e8c491e878/2009414163636345.JPG" />
A:A
B:B
C:C
D:D

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/2b929b35.JPG"></IMG>
A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060406/59f9d49e.JPG"></IMG>
A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/055820f1.JPG"></IMG>
A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/7d5b7f34.JPG"></IMG>
A:a
B:b
C:c
D:d

&nbsp;<img height="88" width="468" alt="" src="http://file.open.com.cn/ItemDB/7089/a20b083a-9eea-4c25-80d6-7c0faa2f5b3d/200941415463778.JPG" />
A:A
B:B
C:C
D:D

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/a3f02af2.JPG"></IMG>
A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/df96b98e.JPG"></IMG>
A:a
B:b
C:c
D:d

<IMG SRC="http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/ddgllysltj/20060405/a8331968.JPG"></IMG>
A:a
B:b
C:c
D:d