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x*(120 + 20*x^2 + x^4)*Cosh[x] - 5*(24 + 12*x^2 + x^4)*Sinh[x]

Integrate[x^5*Sinh[x], x] ==
x*(120 + 20*x^2 + x^4)*Cosh[x] - 5*(24 + 12*x^2 + x^4)*Sinh[x] 

           5
Integrate[x  Sinh[x], x] == 

             2    4
x (120 + 20 x  + x ) Cosh[x] - 
 
              2    4
  5 (24 + 12 x  + x ) Sinh[x]
Time to compute: 0.03 second
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