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Sqrt[9 + x^2] + 2*ArcSinh[x/3]

Integrate[(2 + x)/Sqrt[9 + x^2], x] ==
Sqrt[9 + x^2] + 2*ArcSinh[x/3] 

             2 + x
Integrate[------------, x] == 
                    2
          Sqrt[9 + x ]

          2              x
Sqrt[9 + x ] + 2 ArcSinh[-]
                         3
Time to compute: 0.02 second
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