# Integration prove question [duplicate]

This is a prove question, I can't figure out how to do it, can anyone please help me? I would really appreciate it!

Thanks!

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## marked as duplicate by Marvis, Gerry Myerson, Brett Frankel, Brandon Carter, Chris EagleFeb 9 '13 at 23:29

possible duplicate of How is the Integral of $\int\_a^bf(x)~dx~~=\int\_a^bf(a+b-x)~dx$ This is a strict subset of the question, I have answered here. –  user17762 Feb 9 '13 at 22:21
To Prove: $$\int_0^a f(x)\;dx=\int_0^a f(a-x)\;dx\\$$ Proof: