Metadata
Author: QED
Data
English[en]
And I guess we could simplify it even more as being equal to -- and we can swap these -- everything over x 2 cosine of x squared minus cosine of x.
Korean[ko]
그리고 우리가 이것을 더 간단히 할수있네요 이것들을 우리가 합치면 -- 모든것은 x분에 2코사인 x제곱