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ArcTan[x/(2*Sqrt[2])]/(2*Sqrt[2])


Integrate[1/(8 + x^2), x] ==
ArcTan[x/(2*Sqrt[2])]/(2*Sqrt[2])



            1
Integrate[------, x] == 
               2
          8 + x

           x
ArcTan[---------]
       2 Sqrt[2]
-----------------
    2 Sqrt[2]

Time to compute: 0.16 second

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