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# FP3 Reduction formulae watch

1. This question is kinda annoying. I've managed to do both (a) and (b), but stuck on (c).

Any ideas on how to approach this?
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2. fp3.pdf (84.3 KB, 61 views)
3. (Original post by P____P)
This question is kinda annoying. I've managed to do both (a) and (b), but stuck on (c).

Any ideas on how to approach this?
Why not just use part a) to show they're all the same, and then I guess part b) for the second part.
4. (Original post by joostan)
Why not just use part a)?

Yh that was my initial line of thought (on the pdf). But stuck after that point.
5. (Original post by P____P)
Yh that was my initial line of thought (on the pdf). But stuck after that point.
Looks good to me, what seems to be the problem?
6. (Original post by joostan)
Looks good to me, what seems to be the problem?
The problem seems to be that I am supposed to get a value and I have a function?
7. (Original post by P____P)
The problem seems to be that I am supposed to get a value and I have a function?
Sorry, the line above that with the question mark is correct, and of course .
8. (Original post by joostan)
Sorry, the line above that with the question mark is correct, and of course .
So, that means that the first integral is equivalent to the second integral, but how do I simplify that?
9. (Original post by P____P)
So, that means that the first integral is equivalent to the second integral, but how do I simplify that?
Well you know for each which surely implies the result. . .
10. (Original post by P____P)
This question is kinda annoying. I've managed to do both (a) and (b), but stuck on (c).

Any ideas on how to approach this?
This means - you can easily do the integral.
11. (Original post by joostan)
Well you know for each which surely implies the result. . .
(Original post by Zacken)
This means - you can easily do the integral.
Thanks for the help.

Much appreciated

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