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Calculus/Indefinite integral-Change of Variable

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Expert: - 11/16/2010


Question
Find the indefinite integral (X^2 + 1)^3 X^3 dx . Could you please show all the steps to calculate this indefinite integral. I don't understand how to calculate this problem.

Answer
Find the indefinite integral (X^2 + 1)^3 X^3 dx . Could you please show all the steps to calculate this indefinite integral. I don't understand how to calculate this problem.
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Why not just multiply out?

(X^2 + 1)^3 X^3 =

(x^6 + 3x^4 + 3x^2 + 1)x^3

etc.

Calculus

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