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I need help please. I don't know if my answer is correct​

I need help please. I don't know if my answer is correct​-example-1
User Leolo
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1 Answer

2 votes
this is correct because all you need to is to set


u = {x}^(3) dx \: \: and \: \: du = {3x}^(2)

and solve so you don't need to use integration by parts
User Sjsam
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