Indefinite Integral – A multiplication of polynomials – Exercise 6382

Exercise

Evaluate the integral

(x21)(x+2)dx\int (x^2-1)(x+2) dx

Final Answer


(x21)(x+2)dx=x44+2x33x222x+c\int (x^2-1)(x+2) dx =\frac{x^4}{4}+\frac{2x^3}{3}-\frac{x^2}{2}-2x+c

Solution

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