Calculate the integral from 0 to pi of (x^2)cosxdx
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Originally Posted by TexasGirl Calculate the integral from 0 to pi of (x^2)cosxdx I will find the anti-derivative then you can complete the problem. --- . Let and Then, and Thus, by parts, Now, you do it again, Let and Then, and Thus, by parts, Simplify, Thus,
Hello, TexasGirl! You need to integrate by parts . . . twice! Let: Then: And we have: . Let: Then: And we have: . . . . . . . . . . . Therefore:. . . Edit: Too fast for me, TPHacker!
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