Mathematics
Senior High
Solved
1行目から2行目のようになるのがどうやっているのか分からないので教えてください🙇♀️
limcos².
100 n k=1
kπ
6n
= πlim
=
n
k
+ cos²¹( #) = cos²xdx
TS ₁
2
n
6
n→∞ nk=1
π
6
R
π
3
=
FS (1 + cos x) dx = [x+ sinx]
2
π 3
3
T
=(1+² sin )= (1 + ³√³)=5+ 3√3
2
2
2π
2
4
Answers
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了解です!ありがとうございます( . .)"