已知
求
的值(其中
为虚数单位)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2b9c8310279afde4e05387a48b2fde60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e04623b2a7b67bf11986a055f2c4979.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c05b9832b09731a574d4a4adf7448de.png)
更新时间:2018-04-26 14:19:58
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【推荐1】已知函数
为一次函数,且
.
(1)求函数
的解析式;
(2)若
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与
所围成的区域面积.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94f8793b2e7c17443e88e372cbcd8171.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38052fc8d19065e2acc564d1b17f2374.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
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【推荐1】1707年4月15日,欧拉出生在瑞士巴塞尔一个牧师家庭,自幼受父亲的熏陶,喜爱数学.13岁入读巴塞尔大学,15岁大学毕业,16岁获得硕士学位.是十八世纪数学界最杰出的人物之一,数学史上称十八世纪为“欧拉时代”.1735年,他提出公式:复数:
(
是虚数单位).已知复数
,
,
.
(1)当
时,求
的值;
(2)当
时,若
且
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d01e32cabd584c118930928ec3aed230.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a7035cd4adda5d72a9fc9f9fda75995.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/292da9eace23442c41d9240730f2629b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/26f99e7725cae1947a5cfa03e531032b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10bbdef421c976962a270a2beabbad91.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2a7977d7239c13e044382d3bdc9ab015.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b4d795709b0abcf47bceec2250f2f9b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1de6db265ce9e9588661829007bb2272.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bd141bb3147165073f32a22c6554dfa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c24095e409b025db711f14be783a406c.png)
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解题方法
【推荐1】已知复数
,
,
为纯虚数.
(1)求实数
的值;
(2)求复数
的平方根.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7b0bebff50e9705cc278900dde2e6568.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5968b758a791e35fc86d33f9783ed0fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ec04f844e8fd9d9b1ef835e23eaa54e2.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
(2)求复数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af68f652b4c13657ffddf3c9e7eb262b.png)
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解题方法
【推荐2】已知
为虚数单位,复数
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(1)求
及
;
(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/579743813856e2a9183f5ec6eaaefbb2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e523ab335ea4592ef38a9819c88de9ac.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/601509ab8bab6d438ef4a165da89ba4b.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e81e59019989b7dc2fb59b037ef6e010.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d41042207515dd2e8349c805e6aee400.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4aa60684c76ac941f21afb2776c65b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/074c228ffc7b1e306f8410afe7bc4b5c.png)
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