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


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



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

            2              x
x Sqrt[9 + x ] + 9 ArcSinh[-]
                           3
-----------------------------
              2

Time to compute: 0.01 second

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