$$\int \frac{x-1} {1 + \sqrt{x^2+2x-3}}dx$$ The teacher advised me to calculate through Euler's substitution. Please help me to find the integral
(similar topic was created earlier but now I need Euler's substitution using)
2026-04-25 04:11:04.1777090264
Indefinite INTEGRAL fraction ( irrational )
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