Институт "Профессионал"

Институт  "Профессионал"

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Тренинги и семинары online, обучение интернет-маркетингу, Семинары и тренинги, вебинары

19/12/2025

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∫(x+1)/[x(1+xe^x)] dx = ???

Description:
⚡ Complex Looking but Simple Result!
∫(x+1)/[x(1+xe^x)] dx = ???

Beautiful simplification! 🎯

→ Rewrite: (x+1)/(x+x²e^x)
→ Simplify: (1 + 1/x)/(1+xe^x)
→ Spot pattern: d/dx[1+xe^x] = e^x+xe^x
→ This connects to our numerator!
→ Let u = 1+xe^x
→ Integrate: ∫du/u = ln|u| + C
→ Answer: ln|1+xe^x| + C ✓

Simple, elegant, brilliant! 💡
Hidden logarithm patterns are everywhere! 🔥

17/11/2025
17/11/2025

При всём разнообразии другой альтернативы нет?

08/10/2025
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Ленинский пр. 160 а
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