求∫dx/x的平方+2x+2

学习 时间:2026-03-30 12:00:13 阅读:1172
求∫dx/x的平方+2x+2

最佳回答

结实的枕头

拼搏的饼干

2026-03-30 12:00:13

原式=∫dx/[(x+1)^2+1]=∫d(x+1)/[(x+1)^2+1]=arctan(x+1)+C

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  • 酷炫的发带
    回复
    2026-03-30 12:00:13

    原式=∫dx/[(x+1)^2+1]=∫d(x+1)/[(x+1)^2+1]=arctan(x+1)+C

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