I have the series Σ from k=1 to infinity, [(k!)^2]/(2k)!
I don't even know how to perform a ratio test cause I don't have any clue how i could simplify this... :/
I have the series Σ from k=1 to infinity, [(k!)^2]/(2k)!
I don't even know how to perform a ratio test cause I don't have any clue how i could simplify this... :/