I found the easiest way for me to solve it was replacing x=1/2 right away, then the integral for all values of y is just the difference of 2 easy ones. I used the basic result of an Erlang that gives
(integral from 0 to infinite) (x^a * e^(x/b) dx) = a! * b^(a+1)
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German
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Prelims: 1/P  2/FM  3F/MFE  LTAM  STAM
VEE: Economics  Corporate Finance  Applied Statistics
