高数哥高数哥

来源：蜘蛛抓取(WebSpider) 时间：2015-08-02 13:07 标签： 高数下册复习资料
高数求解啊! _作业帮
高数求解啊!
高数求解啊!&
令y=arctane^x,则e^x=tany,x=ln(tany)dx=cotysec^2ydy原式=∫ycot^2y*cotysec^2ydy=∫ycsc^2ycotydy=∫ycosy/sin^3ydy=∫y/sin^3ydsiny=(-1/2)∫yd(1/sin^2y)=(-1/2)y/sin^2y+1/2∫dy/sin^2y=(-1/2)ycsc^2y-1/2coty+C=(-1/2)arctane^xcsc^2(arctane^x)-1/2cot(arctane^x)+C =(-1/2)arctane^x[1+e^(-2x)]-(1/2)e^(-x)+C=(-1/2)[e^-(2x)*arctane^x+arctane^x+e^(-x)]+C要图请追问.满意请采纳高数高数高数高数_(:_」∠)_求步骤_(:_」∠)__百度知道
高数高数高数高数_(:_」∠)_求步骤_(:_」∠)_
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考虑y=kX^2这种趋近方式,不同k答案不一样,
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太给力了，你的回答完美地解决了我的问题，非常感谢！
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高数的英文
英文翻译takakazu:&&&& high:&&&& repeatedly
例句与用法1.Light speaking of making up anxiliary function in advanced mathematics proposition高数命题中辅助函数的构造2.Study of superiority reciprocity in multimedia teach and traditional teach for higher mathematics高数多媒体教学与传统教学之优略探析3.They also contained several times more iron and folate than the levels advised for women in developed nations这些药片所含的铁和叶酸量,比发达国家建议为妇女摄入的铁和叶酸水平高数倍4.E maths , a maths , pure physics , pure chemistry , combined science chemistry , combined science physics secondary normal technical初数，高数，纯物理，纯化学，纯物理，综合科学化学,综合科学物理5.With vertical cliffs of some thousand meters high as its two flanks , the qutang gorge is only a few dozens of meters wide just like a narrow gateway两岸断崖壁立，高数百丈，峡宽不及百尺，如狭窄门户。 6.Technology kind , should verify high number 100 , english 100 , professional 300 . still have i forgot . still have other a few relevant evidence技术类的,要考高数100 ,英语100 ,专业300 .还有一项我忘了.还有其他的一些相关的证7.The budget , entitled honing our strengths , striving to excel also proposed modest increases in several non - livelihood related taxes and fees以秉要执本常勤精进为题的财政预算案，建议轻微调高数项与民生没有直接关系的税项及收费。 8.The budget , entitled honing our strengths , striving to excel also proposed modest increases in several non - livelihood related taxes and fees以秉要执本、常勤精进为题的财政预算案，建议轻微调高数项与民生没有直接关系的税项及收费。 9.I was a teacher for a training class . i am good at advanced math , corporate management , investment analysis . getting along with others and communicating with others are my characteristic我曾经做过培训班的教师，比较熟悉高数，经济管理，投资分析，善于管理。性格随和，善于交流。 10.Supercapacitors , new energy storage components between batteries and electrostatic capacitors , could meet the high power need of electric vehicles when starting - up or accelerating for their power density could be tens of times higher than batteries超级电容器是一种介于电池和静电电容器之间的新型储能元件，其功率密度比电池高数十倍，能够满足电动汽车启动、加速等高功率输出的需要。 &&更多例句：&&1&&
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高数高数。z&#8198;x
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