Your answer is correct (just verified on Maple). I can't see any simplification do be done.
Clearly, the book is wrong since d/dx (2x-1) = 2.
Hi i have this question, which im pretty sure is done using integration by parts:
and i get this answer:
But my book says it should contain instead
Can anyone see where i may have slipped up. If it helps i can post the steps i took?