已知向量
,
的坐标分别是
,
,求
,
,
,
的坐标.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a2f4b1178f68bd147d1a2a6acd04435.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c94075193c11fe43f2396cff5a485054.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b2c7b74fd862d7e3f35e40ae1f626c4c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa869e3b4fb54975822f0b8978b164b1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9cd8bbf47b69bbd7a6263b041290d11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1bca35e52b8430246a1cf96e9e617cce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/873c491d19806c863ffb445389568787.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9977baba866274d52529ad87a2b0c90.png)
2024高一下·全国·专题练习 查看更多[1]
(已下线)6.3.2+6.3.3+6.3.4平面向量的正交分解及坐标表示 【第二课】“上好三节课,做好三套题“高中数学素养晋级之路
更新时间:2024-02-25 18:31:58
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【知识点】 平面向量线性运算的坐标表示解读
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解答题-问答题
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解题方法
【推荐1】1.已知向量
,
.
(1)当实数k为何值时,向量
与
共线?
(2)若
,
,且
,求实数m的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5c995de52e49461cd79f2aa3181effcf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/783c4278864f850dc5b59d073a692f34.png)
(1)当实数k为何值时,向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/496590f060e41cbaca42b9eaca3cc6f7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/697e82d288df5ac7656340301e636646.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aa113fa6a474d730d41e2457ea31dae2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90e06541f9fb593bb1740428297f5ace.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1f800578f574789d1e136fdab9cc8343.png)
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐2】已知向量
,
.
(1)当实数
为何值时,
?
(2)若
,
,且
,
,
三点共线,求实数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6058a2d06b42c223208e37b901b7ff9e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32cde768af0b6520211805e04decb739.png)
(1)当实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ed1d8c9560ea767c19c5a33ba2c9b062.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71a896670b38691edd9951bbf026b476.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7483949fec3f4edbfa6a4aa4656c4c44.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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【推荐3】已知向量
,
,
,且
,
.
(1)求向量
和
;
(2)若
,求
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6569e50f43b3d8645652ecc13b62066e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f539489ceffe67dca255bce0de04663e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66638e6723e4bdfce7c7fbb76b974331.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70facc9bc02af0867d248407bd317c05.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7557713682c09ec526718378189f9f7e.png)
(1)求向量
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/433b94c39737727e53468df419d8314a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bb573cc0f30d5c32cdad1510793f0e7b.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e5d48d2a4ad6ee4f76d1c94c72a8e42.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18d06b9f4a6bb656930a58afbe4d22f.png)
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