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## Homework Statement

[tex]\int xe^{2x^2} cos(3x^2) dx[/tex]

This is the hardest integral I've attempted so far. I've come up with an answer that fits a table in my book but I'm not sure if I arrived there correctly. Thanks for reading!

## Homework Equations

[tex]\int e^{au} cos\ bu\ du\ = \frac{e^{au}}{a^2+b^2}(a\ cos\ bu\ + b\ sin\ bu)+C[/tex]

## The Attempt at a Solution

http://www.mcp-server.com/~lush/shillmud/int2.7.JPG

http://www.mcp-server.com/~lush/shillmud/int2.72.JPG