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数学套题期末4第四套
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32、下面向量组线性相关的是( )
(1.0)
https://www.shititong.cn/cha-kan/shiti/0005b877-74f1-e470-c0ce-60519723ce00.html
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1/2
https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-72e0-c0ce-60519723ce04.html
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3
第2空:
https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-6b10-c0ce-60519723ce00.html
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40、下面是行最简阶梯型矩阵的是( )
(1.0)
https://www.shititong.cn/cha-kan/shiti/0005b877-74f2-55b8-c0ce-60519723ce01.html
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18、下列矩阵不可逆的是( )
(1.0)
https://www.shititong.cn/cha-kan/shiti/0005b877-74f1-3890-c0ce-60519723ce00.html
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20、点通过矩阵 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/77cfeea72c7c2277b32e0dc0267f1377.png" ＼* MERGEFORMATINET 和 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/73a9947e3388336d31daf01af0b631f0.png" ＼* MERGEFORMATINET 的变换效果相当于另一变换是( )
(1.0)
https://www.shititong.cn/cha-kan/shiti/0005b877-74f1-53e8-c0ce-60519723ce00.html
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76、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/be291f800548a923b7f6712185bf462e.png" ＼* MERGEFORMATINET
(1.0)
https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-4fb8-c0ce-60519723ce00.html
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28、设 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/03dc2fa866de121c60079e7c3c0c1ec8.png" ＼* MERGEFORMATINET 为齐次线性方程组 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/181683" ＼* MERGEFORMATINET 的解, INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/0ec1c289289586c124842686f7b692a5.png" ＼* MERGEFORMATINET 为非齐次线性方程组 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/23856" ＼* MERGEFORMATINET 的解,则( )
(1.0)
https://www.shititong.cn/cha-kan/shiti/0005b877-74f1-b1a8-c0ce-60519723ce00.html
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2、若关于x,y的二元一次方程组 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/5db0c2da95a3c62a2070d895a03ff2c3.png" ＼* MERGEFORMATINET 有非零解,则m= _______
( )
https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-6340-c0ce-60519723ce00.html
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6、一个7×5的矩阵如果各列线性无关,则它的秩=________
( )
https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-72e0-c0ce-60519723ce05.html
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数学套题期末4第四套
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32、下面向量组线性相关的是( )
(1.0)

A. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/4a3b4689d2c84779343fc2a10647fbd6.png" ＼* MERGEFORMATINET

B. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/d7e168e83816252cc415166f87657892.png" ＼* MERGEFORMATINET

C. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/1852265184afaae6995bd2595e70e4e0.png" ＼* MERGEFORMATINET

D. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/eb6f196da817439e0f1bd6460fdbf0a3.png" ＼* MERGEFORMATINET

https://www.shititong.cn/cha-kan/shiti/0005b877-74f1-e470-c0ce-60519723ce00.html
点击查看答案
1/2
https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-72e0-c0ce-60519723ce04.html
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3
第2空:
https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-6b10-c0ce-60519723ce00.html
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40、下面是行最简阶梯型矩阵的是( )
(1.0)

A. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/cbfa63facc47534b5791c0edb3985858.png" ＼* MERGEFORMATINET

B. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/f00401a0806543e0c700b626719028d3.png" ＼* MERGEFORMATINET

C. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/b68a546fa6a2abd42fdf096156b763f0.png" ＼* MERGEFORMATINET

D. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/d7b17fc70b316cb4a0d33d9111f5a0fe.png" ＼* MERGEFORMATINET

https://www.shititong.cn/cha-kan/shiti/0005b877-74f2-55b8-c0ce-60519723ce01.html
点击查看答案
18、下列矩阵不可逆的是( )
(1.0)

A. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/2c79950d28016a72597b4f4f76fa6919.png" ＼* MERGEFORMATINET

B. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/8309567273fa234e9387c093ebe78eeb.png" ＼* MERGEFORMATINET

C. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/55ac4c0e2b3f16262d05e475cb4a70bd.png" ＼* MERGEFORMATINET

D. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/35fc36002121149f45d835d016229bae.png" ＼* MERGEFORMATINET

https://www.shititong.cn/cha-kan/shiti/0005b877-74f1-3890-c0ce-60519723ce00.html
点击查看答案
20、点通过矩阵 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/77cfeea72c7c2277b32e0dc0267f1377.png" ＼* MERGEFORMATINET 和 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/73a9947e3388336d31daf01af0b631f0.png" ＼* MERGEFORMATINET 的变换效果相当于另一变换是( )
(1.0)

A. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/f98c1b860c3cba2a68c63ba2bd6e3d5f.png" ＼* MERGEFORMATINET

B. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/e498cc472af36f04e2161c2ca81d0969.png" ＼* MERGEFORMATINET

C. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/a38cffa62d9d5b90a4e2ae53a957616a.png" ＼* MERGEFORMATINET

D. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/d2d39249faf5c702dcb18f93ee77acba.png" ＼* MERGEFORMATINET

https://www.shititong.cn/cha-kan/shiti/0005b877-74f1-53e8-c0ce-60519723ce00.html
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76、 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/be291f800548a923b7f6712185bf462e.png" ＼* MERGEFORMATINET
(1.0)

A. 　 5/6

B. 　 9/10

C. 　 2/15

D. 　 1/15

https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-4fb8-c0ce-60519723ce00.html
点击查看答案
28、设 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/03dc2fa866de121c60079e7c3c0c1ec8.png" ＼* MERGEFORMATINET 为齐次线性方程组 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/181683" ＼* MERGEFORMATINET 的解, INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/0ec1c289289586c124842686f7b692a5.png" ＼* MERGEFORMATINET 为非齐次线性方程组 INCLUDEPICTURE ＼d "http://mooc1-2.chaoxing.com/ananas/latex/p/23856" ＼* MERGEFORMATINET 的解,则( )
(1.0)

A. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/25940044c519ca9424762cf1dcd641f4.png" ＼* MERGEFORMATINET

B. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/c851e62c6efb84346fa3b8eb559eb305.png" ＼* MERGEFORMATINET

C. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/c7da3295dfca86efa5d5a91715d20ee8.png" ＼* MERGEFORMATINET

D. 　 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/6edb0e5171891a2cea8111d1d377d535.png" ＼* MERGEFORMATINET

https://www.shititong.cn/cha-kan/shiti/0005b877-74f1-b1a8-c0ce-60519723ce00.html
点击查看答案
2、若关于x,y的二元一次方程组 INCLUDEPICTURE ＼d "https://p.ananas.chaoxing.com/star3/origin/5db0c2da95a3c62a2070d895a03ff2c3.png" ＼* MERGEFORMATINET 有非零解,则m= _______
( )
https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-6340-c0ce-60519723ce00.html
点击查看答案
6、一个7×5的矩阵如果各列线性无关,则它的秩=________
( )
https://www.shititong.cn/cha-kan/shiti/0005b877-74f3-72e0-c0ce-60519723ce05.html
点击查看答案
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