Mathematics
Senior High
部分積分というのはわかります
黒丸部分の出し方がわかりません
t二乗×e t乗ではないのですか
2 2t
= [ (1²³e²t - t²) dt
=
200²-Ste-fea
te²t dt
1
2t
2t
= = ² ² - (²=te" - [ ²2 e ²¹ dt) - [e
2t
et
1
¹-t²e²t
2 2t
1
dt
2t
·te²⁰ +
1 2² _ 1 + ²³² + C
3
2t
e
Answers
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