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(-3*Cos[x])/4 + Cos[3*x]/12


Integrate[Sin[x]^3, x] ==
(-3*Cos[x])/4 + Cos[3*x]/12



                3
Integrate[Sin[x] , x] == 

-3 Cos[x]   Cos[3 x]
--------- + --------
    4          12

Time to compute: 0.02 second

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