川大《高等数学1386》17秋在线作业12参考
《高等数学1386》17秋在线作业1一、单选题：
1.<font face=\\\Arial\\\>题目：<img height=\\\44\\\ width=\\\221\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/0ecff21e-0713-4356-ba8d-ef3fe85acb6d/201352016172166.jpg\\\ /></font> (满分:2.5)
A.1
B.2
C.3
D.4
2.下列算式正确的是( ) (满分:2.5)
A.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/d7b178c7.JPG\\\></IMG>
B.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/fa4a550e.JPG\\\></IMG>
C.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/23d40988.JPG\\\></IMG>
D.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/94d7a79c.JPG\\\></IMG>
3.<font face=\\\Arial\\\>题目：<img height=\\\56\\\ width=\\\377\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/f9f66b6a-f67d-4b5d-83d0-15d3ea1d4f38/2013520152521395.jpg\\\ /></font> (满分:2.5)
A.-1
B.0
C.1
D.不存在
4.<font face=\\\Arial\\\>题目：<img height=\\\32\\\ width=\\\260\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/65a1662c-7d80-4282-bc1f-c312756751e3/201352016853494.jpg\\\ /></font> (满分:2.5)
A.-3
B.-2
C.-1
D.0
5.<font face=\\\Arial\\\>题目：<img height=\\\170\\\ width=\\\343\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/76bc80ff-2d2a-4dfc-bfcf-002ad564b5f9/201352016922683.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
6.<font face=\\\Arial\\\>题目：<img height=\\\88\\\ width=\\\483\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/967bb9e2-ee3e-4ce2-bad8-8522a5206c7c/2013520154357337.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
7.<font face=\\\Arial\\\>题目：<img height=\\\53\\\ width=\\\200\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/eb8f85a4-b4aa-4172-9ac4-0eb9216e7db4/2013520153946204.jpg\\\ /></font> (满分:2.5)
A.2
B.1
C.-1
D.0
8.<font face=\\\Arial\\\>题目：<img height=\\\96\\\ width=\\\455\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/3a8f62d8-cb70-4af7-b55f-fc75775a81ac/2013520161113327.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
9.<font face=\\\Arial\\\>题目：<img height=\\\108\\\ width=\\\441\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/4ba385f4-83bb-45d6-851f-f2482025a892/201352015286150.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
10.<font face=\\\Arial\\\>题目：<img height=\\\60\\\ width=\\\387\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/eaa3eb1e-d163-46f8-b792-b254e2352b74/201352016722929.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
11.<font face=\\\Arial\\\>题目：<img height=\\\69\\\ width=\\\477\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/5ecfe1dc-5020-4de5-b46a-3408056bbc0e/201352015485782.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
12.<font face=\\\Arial\\\>题目：<img height=\\\67\\\ width=\\\379\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/be889fbc-d076-474d-a892-e8899650313a/2013520152621272.jpg\\\ /></font> (满分:2.5)
A.1
B.2
C.3
D.4
13.<font face=\\\Arial\\\>题目：<img height=\\\109\\\ width=\\\417\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/0e31da6d-adae-4a64-891a-c9ac7ed505de/2013520154121223.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
14.<font face=\\\Arial\\\>题目：<img height=\\\27\\\ width=\\\454\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/307f2166-3ea2-428b-aca2-d85ce2df0295/201352016435564.jpg\\\ /></font> (满分:2.5)
A.(1,-2,3)
B.(1,2,-3)
C.(-1,2,3)
D.<font face=\\\Arial\\\>(-1,-2,-3)</font>
15.下列命题中，正确的是 (满分:2.5)
A.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/af01a169.JPG\\\></IMG>
B.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/cf6018d5.JPG\\\></IMG>
C.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/74d7bd9f.JPG\\\></IMG>
D.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/7295a9f0.JPG\\\></IMG>
16.<font face=\\\Arial\\\>题目：<img height=\\\116\\\ width=\\\351\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/681c0246-15aa-4543-be29-e9e560b2aa06/201352016527972.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
17.<font face=\\\Arial\\\>题目：<img height=\\\70\\\ width=\\\507\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/6c5dcfb6-663f-4768-a751-89b81aef5ed4/20135201676381.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
18.<font face=\\\Arial\\\>题目：<img height=\\\60\\\ width=\\\522\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/2fa8baf4-b4f7-429b-b69e-b473e997e8a2/201352016350125.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
19.<font face=\\\Arial\\\>题目：<img alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/5cd5dfab-7395-46d6-a34c-41c668148f6a/201352015463466.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
20.<font face=\\\Arial\\\>题目：<img height=\\\89\\\ width=\\\469\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/5b23f0aa-d3fe-4c17-9f78-5d25088db7fa/2013520152859621.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
21.<font face=\\\Arial\\\>题目：<img height=\\\36\\\ width=\\\161\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/b09955e1-d686-4fd1-a156-0605eb767749/201352016944168.jpg\\\ /></font> (满分:2.5)
A.3
B.0
C.1
D.2
22.<font face=\\\Arial\\\>题目：<img height=\\\91\\\ width=\\\456\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/4b701a6d-24fa-4dc3-b26f-3fc14a4f22ba/2013520161340300.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
23.<font face=\\\Arial\\\>题目：<img height=\\\26\\\ width=\\\283\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/9cb71f03-51bc-4cff-8c5c-b074f00f9ebd/2013520161233173.jpg\\\ /></font> (满分:2.5)
A.<p>(1,1)</p>
B.(1,-1)
C.(-1,1)
D.(-1,-1)
24.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/cccc8ad3.JPG\\\></IMG> (满分:2.5)
A.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/a0ef006c.JPG\\\></IMG>
B.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/ff94bfb3.JPG\\\></IMG>
C.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/76816934.JPG\\\></IMG>
D.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/ba0e29f7.JPG\\\></IMG>
25.<font face=\\\Arial\\\>题目：<img height=\\\85\\\ width=\\\388\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/6142d98e-5457-4846-8122-adcb56ec167b/2013520161046920.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
26.<font face=\\\Arial\\\>题目：<img height=\\\25\\\ width=\\\243\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/47892786-b5b2-4698-9d40-1f92fab5bcaa/201352015470202.jpg\\\ /></font> (满分:2.5)
A.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>在点</span><span lang=\\\EN-US\\\ style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-hansi-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体\\\>(1,2)</span><span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>处取最大值</span><span lang=\\\EN-US\\\ style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体\\\>5</span>
B.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>在点</span><span lang=\\\EN-US\\\ style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-hansi-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体\\\>(1,2)</span><span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>处取最小值</span><span lang=\\\EN-US\\\ style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体\\\>-5</span>
C.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>在点</span><span lang=\\\EN-US\\\ style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-hansi-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体\\\>(0,0)</span><span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>处取最大值</span><span lang=\\\EN-US\\\ style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体\\\>0</span>
D.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>在点</span><span lang=\\\EN-US\\\ style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-hansi-font-family: 宋体; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体\\\>(0,0)</span><span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>处取最小值</span><span lang=\\\EN-US\\\ style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 'Times New Roman'; mso-bidi-font-size: 12.0pt; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体\\\>0</span>
27.下列式子中正确的是() (满分:2.5)
A.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/abcfed98.JPG\\\></IMG>
B.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/22fb8cd1.JPG\\\></IMG>
C.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/602a06da.JPG\\\></IMG>
D.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/29526c8c.JPG\\\></IMG>
28.<font face=\\\Arial\\\>题目：<img height=\\\54\\\ width=\\\534\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/0c25435f-6829-41b0-836c-442e3e2d894a/2013520154242366.jpg\\\ /></font> (满分:2.5)
A.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>仅有一条</span>
B.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>至少有一条</span>
C.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>不一定存在</span>
D.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>不存在</span>
29.<font face=\\\Arial\\\>题目：<img height=\\\124\\\ width=\\\527\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/f2b29ed1-bcc0-4626-aab4-ea5e02684332/201352016417438.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
30.<font face=\\\Arial\\\>题目：<img height=\\\117\\\ width=\\\383\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/a233fbfb-c04a-468d-84a5-d863b4c72456/2013520154340383.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
31.<font face=\\\Arial\\\>题目：<img height=\\\44\\\ width=\\\188\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/a88f071f-dc23-41ac-9091-82c90be93d13/201352015305177.jpg\\\ /></font> (满分:2.5)
A.2
B.1
C.0
D.-1
32.<font face=\\\Arial\\\>题目：<img height=\\\26\\\ width=\\\467\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/ab9ef851-67cc-4ff7-b88c-e874f9e48db3/2013520161521850.jpg\\\ /></font> (满分:2.5)
A.25
B.26
C.27
D.28
33.<font face=\\\Arial\\\>题目：<img height=\\\44\\\ width=\\\248\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/f7873657-a4d7-4109-bd9d-3604c300178a/201352015544544.jpg\\\ /></font> (满分:2.5)
A.-1
B.<p>0</p>
C.1
D.2
34.<font face=\\\Arial\\\>题目：<img height=\\\90\\\ width=\\\503\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/3cf38aea-5ee4-41c5-ace0-0d5cfc78882d/201352016141613.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
35.<font face=\\\Arial\\\>题目：<img height=\\\71\\\ width=\\\494\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/670aea3e-345f-4a80-a2ef-2396a8c62c0c/2013520161642665.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
36.<font face=\\\Arial\\\>题目：<img height=\\\89\\\ width=\\\476\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/7c81305d-eef2-450f-9cca-26d7cfbe5898/2013520161459256.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
37.<font face=\\\Arial\\\>题目：<img height=\\\102\\\ width=\\\328\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/3f70994f-ae38-4716-8986-de6bdd342b2d/2013520153013217.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
38.<font face=\\\Arial\\\>题目：<img height=\\\103\\\ width=\\\475\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/c6194f82-010a-47bd-9b3f-fed6444e8b6f/2013520152827307.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
39.<font face=\\\Arial\\\>题目：<img height=\\\50\\\ width=\\\314\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/3651527a-5c1c-4db6-8ace-c36512c7a600/2013520155111226.jpg\\\ /></font> (满分:2.5)
A.垂直
B.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>斜交</span>
C.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>平行</span>
D.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>重合</span>
40.<font face=\\\Arial\\\>题目：<img height=\\\93\\\ width=\\\358\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/d7e68657-2b9c-4e58-afb3-cdc9a2523f7c/201352016107559.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
《高等数学1386》17秋在线作业2
一、单选题：
1.<font face=\\\Arial\\\>题目：<img height=\\\182\\\ width=\\\529\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/ebf0308c-9928-4fb9-97f6-75d965b6076f/201352016169227.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
2.<font face=\\\Arial\\\>题目：<img height=\\\84\\\ width=\\\453\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/41a6bacb-0527-4de9-b1ac-4a36652deda8/2013520154642795.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
3.下列式子中正确的是() (满分:2.5)
A.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/abcfed98.JPG\\\></IMG>
B.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/22fb8cd1.JPG\\\></IMG>
C.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/602a06da.JPG\\\></IMG>
D.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/29526c8c.JPG\\\></IMG>
4.<font face=\\\Arial\\\>题目：<img height=\\\36\\\ width=\\\161\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/b09955e1-d686-4fd1-a156-0605eb767749/201352016944168.jpg\\\ /></font> (满分:2.5)
A.3
B.0
C.1
D.2
5.<font face=\\\Arial\\\>题目：<img height=\\\36\\\ width=\\\279\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/ca074c1d-ef67-4749-b2f6-425308bf42bd/2013520154314820.jpg\\\ /></font> (满分:2.5)
A.0
B.1
C.2
D.3
6.<font face=\\\Arial\\\>题目：<img height=\\\65\\\ width=\\\454\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/ea8c4da4-08cf-4a94-8dac-689c80781d63/2013520154139223.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
7.<font face=\\\Arial\\\>题目：<img height=\\\102\\\ width=\\\328\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/3f70994f-ae38-4716-8986-de6bdd342b2d/2013520153013217.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
8.<font face=\\\Arial\\\>题目：<img height=\\\127\\\ width=\\\479\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/b375b30c-9f3b-4ca9-8237-e79fbbf6b8c7/201352016643849.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
9.下列命题中，正确的是 (满分:2.5)
A.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/af01a169.JPG\\\></IMG>
B.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/cf6018d5.JPG\\\></IMG>
C.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/74d7bd9f.JPG\\\></IMG>
D.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/7295a9f0.JPG\\\></IMG>
10.<font face=\\\Arial\\\>题目：<img height=\\\98\\\ width=\\\457\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/1376c550-a80a-49fc-af5c-c4085194dfed/2013520153033889.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
11.下列算式正确的是( ) (满分:2.5)
A.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/d7b178c7.JPG\\\></IMG>
B.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/fa4a550e.JPG\\\></IMG>
C.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/23d40988.JPG\\\></IMG>
D.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061018/94d7a79c.JPG\\\></IMG>
12.<font face=\\\Arial\\\>题目：<img height=\\\90\\\ width=\\\503\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/3cf38aea-5ee4-41c5-ace0-0d5cfc78882d/201352016141613.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
13.<font face=\\\Arial\\\>题目：<img height=\\\67\\\ width=\\\499\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/bff4b22b-a2e4-4e5f-a145-362ad8f45e45/201352016835197.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
14.<font face=\\\Arial\\\>题目：<img height=\\\70\\\ width=\\\507\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/6c5dcfb6-663f-4768-a751-89b81aef5ed4/20135201676381.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
15.<font face=\\\Arial\\\>题目：<img height=\\\44\\\ width=\\\248\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/f7873657-a4d7-4109-bd9d-3604c300178a/201352015544544.jpg\\\ /></font> (满分:2.5)
A.-1
B.<p>0</p>
C.1
D.2
16.<font face=\\\Arial\\\>题目：<img height=\\\56\\\ width=\\\407\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/262ccfab-da26-4f8a-bc1c-0fd81a761636/201352016127375.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
17.<font face=\\\Arial\\\>题目：<img height=\\\31\\\ width=\\\155\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/4973da7e-07ba-4692-96d6-2510194b0435/2013520154531637.jpg\\\ /></font> (满分:2.5)
A.e-1
B.e
C.1
D.<p>0</p>
18.<font face=\\\Arial\\\>题目：<img height=\\\55\\\ width=\\\475\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/65249b7e-ea11-40ee-b4f5-8b9893a2351e/2013520161548320.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
19.<font face=\\\Arial\\\>题目：<img height=\\\87\\\ width=\\\460\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/f0f73d98-5d3a-4a05-9cb4-64775a3d971c/2013520152028948.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
20.<font face=\\\Arial\\\>题目：<img height=\\\116\\\ width=\\\496\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/b9e24fea-d3d6-403c-86f4-690692752be5/2013520161437302.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
21.<font face=\\\Arial\\\>题目：<img height=\\\73\\\ width=\\\409\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/c3d01bb4-c879-4a6f-bcf1-014171b520e2/2013520161130124.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
22.<font face=\\\Arial\\\>题目：<img height=\\\170\\\ width=\\\343\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/76bc80ff-2d2a-4dfc-bfcf-002ad564b5f9/201352016922683.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
23.<font face=\\\Arial\\\>题目：<img height=\\\171\\\ width=\\\432\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/f259b355-7dc6-4311-abb9-50db09ab281e/2013520161417723.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
24.<font face=\\\Arial\\\>题目：<img height=\\\27\\\ width=\\\454\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/307f2166-3ea2-428b-aca2-d85ce2df0295/201352016435564.jpg\\\ /></font> (满分:2.5)
A.(1,-2,3)
B.(1,2,-3)
C.(-1,2,3)
D.<font face=\\\Arial\\\>(-1,-2,-3)</font>
25.<font face=\\\Arial\\\>题目：<img height=\\\32\\\ width=\\\258\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/df282f1a-71cf-4f08-8a15-4a3ca15d34b9/201352016546723.jpg\\\ /></font> (满分:2.5)
A.<span style=\\\FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>充分条件，但不是必要条件</span>
B.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>必要条件，但不是充分条件</span>
C.<span style=\\\FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>充分必要条件</span>
D.<span style=\\\FONT-SIZE: 10.5pt; COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>既不是充分条件也不是必要条件</span>
26.<font face=\\\Arial\\\>题目：<img height=\\\76\\\ width=\\\437\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/57e74121-daaf-424c-b0f5-5e48abadf202/201352016742117.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
27.<font face=\\\Arial\\\>题目：<img height=\\\88\\\ width=\\\483\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/967bb9e2-ee3e-4ce2-bad8-8522a5206c7c/2013520154357337.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
28.<font face=\\\Arial\\\>题目：<img height=\\\90\\\ width=\\\367\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/2d406444-aa74-4c3b-ae74-f5a5ccf4f3a4/2013520161148640.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
29.<font face=\\\Arial\\\>题目：<img height=\\\91\\\ width=\\\456\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/4b701a6d-24fa-4dc3-b26f-3fc14a4f22ba/2013520161340300.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
30.<font face=\\\Arial\\\>题目：<img height=\\\40\\\ width=\\\169\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/500504c3-6de2-482d-9cce-0a489a2ef82d/2013520152916809.jpg\\\ /></font> (满分:2.5)
A.0
B.1
C.2
D.3
31.<font face=\\\Arial\\\>题目：<img height=\\\60\\\ width=\\\522\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/2fa8baf4-b4f7-429b-b69e-b473e997e8a2/201352016350125.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
32.<font face=\\\Arial\\\>题目：<img height=\\\44\\\ width=\\\221\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/0ecff21e-0713-4356-ba8d-ef3fe85acb6d/201352016172166.jpg\\\ /></font> (满分:2.5)
A.1
B.2
C.3
D.4
33.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/cccc8ad3.JPG\\\></IMG> (满分:2.5)
A.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/a0ef006c.JPG\\\></IMG>
B.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/ff94bfb3.JPG\\\></IMG>
C.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/76816934.JPG\\\></IMG>
D.<IMG SRC=\\\http://file.open.com.cn/Lms/ItemDBAttachments/image/singleselect/jiaoxuecd/20061123/ba0e29f7.JPG\\\></IMG>
34.<font face=\\\Arial\\\>题目：<img height=\\\27\\\ width=\\\369\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/795e5126-24a0-4663-a3f0-8d74bafe0fb9/2013520151845148.jpg\\\ /></font> (满分:2.5)
A.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>奇函数</span>
B.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>偶函数</span>
C.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>非奇非偶函数</span>
D.<span style=\\\FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-bidi-font-size: 12.0pt; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'; mso-bidi-font-family: 'Times New Roman'; mso-font-kerning: 1.0pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA\\\>以上均不对</span>
35.<font face=\\\Arial\\\>题目：<img height=\\\114\\\ width=\\\519\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/e54d7f9a-4f75-4c4a-85a1-2ce7a5dfb9d4/201352015211228.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
36.<font face=\\\Arial\\\>题目：<img height=\\\32\\\ width=\\\260\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/65a1662c-7d80-4282-bc1f-c312756751e3/201352016853494.jpg\\\ /></font> (满分:2.5)
A.-3
B.-2
C.-1
D.0
37.<font face=\\\Arial\\\>题目：<img height=\\\89\\\ width=\\\476\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/7c81305d-eef2-450f-9cca-26d7cfbe5898/2013520161459256.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
38.<font face=\\\Arial\\\>题目：<img height=\\\170\\\ width=\\\395\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/43fa1206-5a90-41bc-9e1f-c34ae25d0651/2013520161026357.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
39.<font face=\\\Arial\\\>题目：<img height=\\\89\\\ width=\\\469\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/5b23f0aa-d3fe-4c17-9f78-5d25088db7fa/2013520152859621.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
40.<font face=\\\Arial\\\>题目：<img height=\\\71\\\ width=\\\494\\\ alt=\\\\\\ src=\\\http://file.open.com.cn/ItemDB/9865/670aea3e-345f-4a80-a2ef-2396a8c62c0c/2013520161642665.jpg\\\ /></font> (满分:2.5)
A.A
B.B
C.C
D.D
页:
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