M2 Jan 2012 Edexcel - Post exam discussion - Solutions and paper in first post
Maths exam discussion - share revision tips in preparation for GCSE, A Level and other maths exams and discuss how they went afterwards.
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Re: M2 Jan 2012 Edexcel - Post exam discussion - Solutions and paper in first postFor question 4b, the vertical distance DG isn't y, it's root3-y. because y is the distance below AB and the total distance is root3.
PLEASE tell me I'm right!
EDIT: Apologies, I hadnt seen that you wrote the vertical distance (below AB) as root3-y, looks like we are on the same page after all, sorry about that
Last edited by sweetascandy; 28-01-2012 at 00:09. -
Re: M2 Jan 2012 Edexcel - Post exam discussion - Solutions and paper in first post
I feel sorry for anyone who made a numerical slip in this paper. Is it possible for the grade boundaries to be as high as 73 for an A*? Especially considering it was much easier than June 2011 which had 71 for an A* and in January it's mainly the cleverest students taking the exam.
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Re: M2 Jan 2012 Edexcel - Post exam discussion - Solutions and paper in first postExactly the same. It didn't say magnitude it just said find the acceleration so I left it as a vector...(Original post by maths134)
Easiest M2 paper I have ever seen. Defo 74 because I left my acceleration in vector form and you didn't but I assumed I didn't need to do that... Meh. 74 minimum -
Re: M2 Jan 2012 Edexcel - Post exam discussion - Solutions and paper in first postI hope I don't lose it lol because 75 will be 100 and 74 will be like 95 lol(Original post by thomas93)
Exactly the same. It didn't say magnitude it just said find the acceleration so I left it as a vector... -
Re: M2 Jan 2012 Edexcel - Post exam discussion - Solutions and paper in first postWhat:O,how clever?(Original post by Ulgoo)
I feel sorry for anyone who made a numerical slip in this paper. Is it possible for the grade boundaries to be as high as 73 for an A*? Especially considering it was much easier than June 2011 which had 71 for an A* and in January it's mainly the cleverest students taking the exam.
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Re: M2 Jan 2012 Edexcel - Post exam discussion - Solutions and paper in first postSame if It's fine to be left as a vector I got 75 too...(Original post by maths134)
I hope I don't lose it lol because 75 will be 100 and 74 will be like 95 lol -
Re: M2 Jan 2012 Edexcel - Post exam discussion - Solutions and paper in first postI did the exact same thing!(Original post by Bright Lights)
Dammit, in my eyes apparently -1 + c = 1 leads to c = 0
Hopefully not more than 2 marks gone for that, I need a min of 90 on this paper to save me from having to get that on fp2/fp3!