Answer
$\int x(x^2-4)dx = \frac{1}{4}x^4 -2x^2+C$
Work Step by Step
$\int x(x^2-4)dx = \int(x^3-4x)dx = \frac{1}{4}x^4 -4\times\frac{1}{2}x^2 +C = \frac{1}{4}x^4 -2x^2+C$
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