Mathematics
Undergraduate
積分の問題です。赤線のところが分かりません。
元の問題は∫0~1 c/(x^2-x+1) dx
です。
よろしくお願いします。
11
X
21
C
dx=
3
4
-1
tan
-1
tan
-tan
2
三C
3
V4
J0
ーV3
x
|4 元
=C33
3V3
..C=
2元
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