Question

easy integral

Answer 1

\[\fbox{1}\]evaluate \[\large \int\sqrt{\tan x }dx\]
\[\fbox{2}\]show that\[\large \int_0^1(\ln x)^n=n! \] if n is even

Answer 2

http://www.wolframalpha.com/input/?i=integrate++sqrt%28tan%28x%29%29