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# AQA A2 Mathematics MPC4 Core 4 - 9th June 2015 [Discussion & unofficial markscheme] watch

1. (Original post by CD223)
Haha! You will. Just have confidence

That sounds crazy :L Yeah I'm just gonna do the pilot papers. Did 2014 papers today so it's just pilot from now on.

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what are pilot papers?
2. (Original post by maattwileman)
what are pilot papers?
Posted on the C3 thread a few days ago - they're extra papers set at the start of the new spec so there were "past papers" that the people back then could complete.

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3. (Original post by CD223)
If anyone likes a challenge:
Attachment 418305

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what paper is that?
4. (Original post by CD223)
Posted on the C3 thread a few days ago - they're extra papers set at the start of the new spec so there were "past papers" that the people back then could complete.

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Could you post the pilot papers please?
5. (Original post by Boop.)
what paper is that?
That is the Jan 2011 pilot paper haha. When I can ill attach it to the thread

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6. How do you integrate sin^2 x

Question 4b June 11

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7. (Original post by EmilyC96)
How do you integrate sin^2 x

Question 4b June 11

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Use the double angle formula for cos2x which is . Rearrange to get . Then it will be . Then just integrate as normal from there.
8. (Original post by Tiwa)
Use the double angle formula for cos2x which is . Rearrange to get . Then it will be . Then just integrate as normal from there.
How did you find C3?

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9. (Original post by CD223)
How did you find C3?

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It was the most difficult C3 paper in my opinion. I made some dumb mistakes, but I found it alright. I was so happy about the integration by substitution question as I actually put it in the form . That question wasn't easy at all. How did you find it?
10. (Original post by CD223)
How did you find C3?

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Im so upset what ums do you think 66/75 will be? :/ need A* in maths for bath now
11. Could someone explain q3c on jan 12 for me please ☺️

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12. Does anyone have any good notes/tips for vector questions? I'm really struggling with those...

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13. (Original post by JellyCat99)
Does anyone have any good notes/tips for vector questions? I'm really struggling with those...

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This playlist explains everything from Core 4 excellently:

Vector stuff is near the end.
14. need a b on this and d1 then im sorted
15. Im so upset what ums do you think 66/75 will be? :/ need A* in maths for bath
16. June 2010 8c ?
17. (Original post by HennersPD)
Im so upset what ums do you think 66/75 will be? :/ need A* in maths for bath
90

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18. so do you think this paper was easier than last year because for that it was 65/75 for 90 UMS; surely itll be lower for 90 this year?? ;( im just so worried since I need an A* in maths for uni :/ any advice to ace C4 and get 90+ UMS?
19. Where can I get pilot papers from
20. Could someone please explain 6b on jan09 for me please :/ I got 6a right just no idea for part b

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