x^2/(x^2+1)の積分
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Evaluate the Integral x^2 sqrt(x^3 + 1) dx with u substitution u = x^3 + 1
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【積分】置換積分 ∫x(x^2 +1)^3 dx の計算
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Integration of 2x-1/(x-1)(x+2)(x-3) || Integral of 2x-1 / (x-1) (x+2) (x-3) || #term2
【高校数学】t=tan(x/2)の置換
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【積分】不定積分∫(2x+1)(x-3)dx を計算せよ
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福田のおもしろ数学254〜ルートx2乗+1の不定積分
#Integrals || Evaluate integral 2x+3 by x^2+x+1 dx.
Integral of x^3/sqrt(x^2+1) (substitution)
Integral of x^3 / ( x^2 + 1)^3 dx
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