Question

Integration Question

Answer 1

\[∫\frac{ 1 }{ \sqrt{x} e^{\sqrt{x}}}\]

Answer 2

rewrite using negative fractional exponents\[\Large\int x^{-1/2}e^{-x^{1/2}}dx\]the u-substitution should be more obvious now

Answer 3

Wow, thank you very much! I didn't even notice that. I'll try it that way!