x^x^x的导数是什么？ - 知乎
x^x^x的导数是什么？如何计算？
[x]在数学中表示的是什么意思. - 百度知道
||x||在高等数学中表示范数，完整的定义是设X是数域K上线性空间，称║˙║为X上的范数 它的分类有很多，最常见的是矩阵范数，还有诱导范数，非诱导范数，酉不变范数
x的大写是什么 - 百度知道
x的大写这样写：X。 大写x的正确写法：第一笔是右斜，第二笔左斜，占据四线三格的上面两格。 小写x的正确写法：第一笔是左弯，第二笔是右弯，占据四线三格的中间格。 拼音字母的一种 …
The Fast-Acting, Temporary, Gender-Swapping Pill! - Reddit
What is X-Change and r/XChangePill? To sum it up: X-Change is a fictional pill that lets people instantly change their gender. The XChangePill subreddit is dedicated to creating various …
!x在c语言中是什么意思 - 百度知道
!x在c语言语句里面为一个运算，取非，也就是反意的意思，默认所有非0数为真，0为假，也就是说如果前提x为一个非0数，!x的结果就是0，如果x是0，结果就为1（默认值非0为1），而x!=0本 …
X-Files: The Truth Is Out There - Reddit
Welcome to Reddit's X-Files Community! This is a place for lovers of everything X-Files, The Lone Gunmen, and Millennium. (Sub Icon designed by /u/Canes-305)
Xbox Series X | S • Community • Discussion • PC • News - Reddit
Xbox Series X | S sub with the right name Discussion • Fan made • Games • Leaks • PC • News • Rumors • Reddit All things Xbox consoles and PC. A community for pros and newbs.
Persona 5: The Phantom X (P5X) - Reddit
Welcome to Persona 5: The Phantom X subreddit, also known as Persona 5 X or P5X, is a turn-based role-playing video game developed by Black Wings Game Studio and published by …
Official Discussion - X [SPOILERS] : r/movies - Reddit
The goal of /r/Movies is to provide an inclusive place for discussions and news about films with major releases. Submissions should be for the purpose of informing or initiating a discussion, …
如何看待网络热词“哈基X”（哈基米，哈基汪 - 知乎
第一个把哈基米梗和电棍缝在一起的绝对是个天才，经过互联网这么多年的沉淀，动物园文化已经成为了包括电棍，哈基米，叮咚鸡，私人音效，豌豆笑传等等在内的，包容一切“烂”的东西的 …