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cos    音标拼音: [k'ɔs]
n. 莴苣的一种



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  • 初三三角函数锐角 30°、60°、45° 的 cos、tan、sin 速记技巧,并且不会错的? - 知乎
    初三三角函数锐角 30°、60°、45° 的 cos、tan、sin 速记技巧,并且不会错的? 关注者 65 被浏览
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    sin (sine) 正弦 cos ( co-sine ) 余弦 tan (tangent) 正切 cot (co-tangent) 余切 sec (secant) 正割 csc (co-secant) 余割 co-前缀有伙伴的意思,比如coworker意为同事,所以上面的可分为三类。正、余分别对应直角三角形除直角外的另外两个角。 反映的是直角三角形,在某一夹角时,各边的比例关系。可通过
  • Is TLauncher a virus or is it not? - Microsoft Community
    Pls tell me if TLauncher is a virus or not cuz i have on my computer but don't have any money to afford the official launcher, if it is a virus my father is gonna kill me
  • Radian to degree settings on excel - Microsoft Community
    How can I change the "RAD" setting of Excel to "DEG"? I am trying ro calculate the cosine of an angle and it is giving me the value in radian and not on degree
  • 高中数学三角恒等变换公式有哪些? - 知乎
    我的建议是,其他乱七八糟的衍生公式不要被太多,牢记住这三类最基本的原始公式表达式和特征(比如当你看到sin和cos相乘时,脑子里要立刻反映出来包含这个特征的有和差和二倍角公式,达到这种熟练程度),其他公式都可以在此基础上自行推导。 再说一些常用技巧。 比如降幂,其实也不用
  • Nahimic service is a virus. - Microsoft Community
    It is not a virus Nahimic is an audio software made by A-Volute – a France-based company specialized in gaming audio solutions Similar to what Realtek and Conexant software did, Nahimic allows users to make all sorts of audio enhancements and adjustments via a single control panel application It promises advanced audio features such as virtual surround sound mixing, bass boosting, voice
  • 大家如何评价COS(Collection of Style)这个服装品牌? - 知乎
    大家如何评价COS(Collection of Style)这个服装品牌? COS一直都是我在快消品里最喜欢的一个牌子。 大家对这个牌子是如何评价的呢? 比如它的质量,性价比,版型啊,设计,都可以谈一谈。 显示全部 关注者 58 被浏览
  • What is Microsoft Windows Desktop Runtime?
    Looking at Programs Features in my Windows 10 installation, I see "Microsoft Windows Desktop Runtime - 3 1 17 (x64)" listed Supposedly, it's a Microsoft program, installed on 13 Jul 2021 (5 days
  • How to fix windows 11 Update failure? - Microsoft Community
    Hi, DDuchesne You can try the following suggestions: 1 Reset Windows Update components: This includes stopping the Windows Update service, clearing the Windows Update cache, and then restarting the service There are a few steps involved in resetting Windows Update components Here's a guide on how to do it: Stop Windows Update Services: net stop wuauserv net stop cryptSvc net stop bits net





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