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# Edexcel A2 C4 Mathematics June 2015 - Official Thread watch

1. (Original post by goonieskellie)
Oh ****, I think I answered in degrees as got around 27? How many marks do you think I'll lose?
Well they didn't actually specify to use radians so my guess is they'll accept both
2. How was the paper? What do u think the grade boundaries will be?
3. What was the angle for the vector qu?.
4. (Original post by goonieskellie)
Oh ****, I think I answered in degrees as got around 27? How many marks do you think I'll lose?
Me too!!! 27.1 right?
I think only one mark will be lost hopefully.
I don't think they will accpet it.
5. One-Click Poll for the C4 Exam: http://strawpoll.me/4648207

Hope you all done well!
6. what was the answer to the last question and the what did you get as the value for the constant k before the integral of cos^2theta?
7. (Original post by Neilg99)
What was the angle for the vector qu?.
31 degrees or something? Can't quite remember
8. (Original post by jf1994)
Well they didn't actually specify to use radians so my guess is they'll accept both
It is calculus, it has to be in radians
9. (Original post by jf1994)
31 degrees or something? Can't quite remember
Correct
http://www.thestudentroom.co.uk/show....php?t=3407637
11. I think you needed to give it indegrees, 'cause in radians it didn't even make a year. I'm not sure though. I believe they will take both correct
12. (Original post by rpa)
what was the answer to the last question and the what did you get as the value for the constant k before the integral of cos^2theta?
k=4
13. What did u guys get for the coordinates in Q2?
14. (Original post by Neilg99)
What was the angle for the vector qu?.
31.82
15. (Original post by Jimmy007uk)
What was the x coordinate of Q?
2- (1 / ln3)
16. (Original post by Nightmare8)
I think you needed to give it indegrees, 'cause in radians it didn't even make a year. I'm not sure though. I believe they will take both correct

Yeah personally I thought 27 sounded like a good number hahaha
17. (Original post by rpa)
what was the answer to the last question and the what did you get as the value for the constant k before the integral of cos^2theta?
And k=4.
18. k was 2
19. VOTE NOW ON HOW YOU FOUND THIS EXAM!

Note: C4 JUNE 2015 UK paper ONLY!

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20. (Original post by cfcdrog)
What did u guys get for the coordinates in Q2?
(+-24/5,+-16/5)

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