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定積分です。

この問題を置換積分で解く方法を教えてほしいです🙇🏻‍♀️
どうしても答えが合わなくて…
答えは2√2です。

(4) So 0 2 3x² + (xpo!) .dx x3+x か
(A)(4) (9) (4) S "1 こ 3x2+1 アピ 2 dt t [ 23+ X =2.8+2 12510m S S x3exc・大とおと dx dt = 3x²+1 2/2 dx 1 7 10 12 1/10/2 2 S & X pal
定積分の置換積分法

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