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(9 + 5*x^2)^(3/2)/15

Integrate[x*Sqrt[9 + 5*x^2], x] ==
(9 + 5*x^2)^(3/2)/15 

                        2
Integrate[x Sqrt[9 + 5 x ], x] == 

        2 3/2
(9 + 5 x )
-------------
     15
Time to compute: < 0.01 second
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