Check if the next non-real integral convergent without computing. int (1-->inf) e^(-sqrt(x)) Thanks!
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$\displaystyle \int e^{-\sqrt x}dx=$ $\displaystyle (x=t^2 \: \: dx=2tdt)$ $\displaystyle =\int e^{-t}2tdt$
Originally Posted by Also sprach Zarathustra Check if the next non-real integral convergent without computing. int (1-->inf) e^(-sqrt(x)) Thanks! In what sense is this "non-real"? Did you mean "improper integral"?
Originally Posted by HallsofIvy In what sense is this "non-real"? Did you mean "improper integral"? Yes, I'm translated this from Hebrew, sorry.
Originally Posted by Also sprach Zarathustra Yes, I'm translated this from Hebrew, sorry. Not a problem. My Hebrew (or just about any other language is far worse than your English, I am sure.
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