1 . 将所有平面向量组成的集合记作
,
是从
到
的映射,记作
或
,其中
,
,
,
,
,
,都是实数.定义映射
的模为:在
的条件下
的最大值,记作
.若存在非零向量
,及实数
使得
,则称
为
的一个特征值.
(1)若
,求
;
(2)如果
,计算
的特征值,并求相应的
;
(3)若
,要使
有唯一的特征值,实数
,
,
,
应满足什么条件?试找出一个映射
,满足以下两个条件:①有唯一的特征值
;②
,并验证
满足这两个条件.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c85067c53e936ef32da818efe04bdbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c85067c53e936ef32da818efe04bdbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c85067c53e936ef32da818efe04bdbb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02de2ea205a54acd8cd7e279b96d1c5f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39549972b3c02bd84637471fb171ae90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cf0b2929e18e7737669e001ec83b4543.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f921a664a3f2a8696f7702bb38ad61f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54015ff5b49e3283901da1291b6b921d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f6872ffb1934339c53c2c2282d5889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/da1a9fb3904514272b50fa3339ee2b40.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e9c5e3816909bd49a229130af166698.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edbc4c88fe1a586aef39e92e925f0337.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7ad9a98e9aae2623ea32b1b05960470.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6938ce64829c28318021579c6e45b4a2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a072f92e9330b67545633ef422c3ee2f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edbc4c88fe1a586aef39e92e925f0337.png)
(2)如果
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/72819d3bcd97399a6ed89f87efaa92b0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/552355ddba8eef1ca3bf15eb53d79622.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2322e48ae3b2a166f061eb4aaf39f355.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e72adb45c60c2f63b46e65ff787302bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e88093a749c0d46e0ee931ecfaff925.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b715e7842b95f654f16056a7c7f2abe9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/13423c094861baf4b759b7f3d8c3c226.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df64046e91b047037f19e4032e3b6de3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a668834bb908d31cb0fac925c1c9dd04.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca4ff0af96ea467337cb30c4c765b5f7.png)
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2022-03-04更新
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4卷引用:安徽省芜湖市安徽师范大学附属中学2023-2024学年高一下学期3月阶段性教学质量监测数学试题