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  1. F

    Mathematics 9709/32

    Well I think the equation was x-4y-z=12( b=-4 c=-1 and d=12)
  2. F

    how was maths paper 32?

    EXACTLY CIE DOESN'T GIVE MARKS!!
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    Mathematics: Post your doubts here!

    anyone What were the values for b,c,d for last question?
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    how was maths paper 32?

    What were the b,c,d values for the last question?
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    Mathematics: Post your doubts here!

    Wow that was quick ....Thanks a lot man!!...:)
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    Mathematics: Post your doubts here!

    Here it says the rate of increase of the surface area of the sphere is proportional to its volume. so dA/dt=kV dA/dt=4pi r^2 differentiating this gives us 8pir dr/dt now equate 8pirdr/dt=k(4/3pi r^3) put values of dr/dt and r given in the question to get k=12/25 Now put this value of k back in...
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    Mathematics: Post your doubts here!

    Can anyone please post the argand diagram of winter 2009 paper 31 question q7 part iv http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Mathematics%20(9709)/9709_w09_qp_31.pdf
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    Chemistry: Post your doubts here!

    Thanks man got it!! :)
  9. F

    Chemistry: Post your doubts here!

    Can anyone please please tell how to calculate the enthalpy change for this reaction: This is from October november 2008 paper 4 q4b C40H82 : C16H34+2C12H24(it says considering the bonds broken and bonds formed use the data booklet to calculate the enthalpy change for the reaction)
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    Physics: Post your doubts here!

    Yes it is confusing!! the marking scheme has different values of heat supplied to the gas!....is there an error in the question??
  11. F

    Mathematics: Post your doubts here!

    Thanks a lot PhyZac !!That was really helpful....May you pass with excellent grades .Ameen.I also posted a question in Physics thread any help will be highly appreciated :)
  12. F

    Physics: Post your doubts here!

    PhyZac or anyone else please please help me with October November 2010 paper 42 Q2b iii the energy change cycle,Here is the link: http://papers.xtremepapers.com/CIE/Cambridge%20International%20A%20and%20AS%20Level/Physics%20(9702)/9702_w10_qp_42.pdf
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    Mathematics: Post your doubts here!

    PhyZac Can you please help me with November 2001 paper 6 Question 7.I'd be grateful if you gave a detailed explanation.Thanks!! Here is the question: A bag contains 7 orange balls and 3 blue balls.4 balls are selected at random from the bag,without replacement.Let X denote the number of blue...
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    Mathematics: Post your doubts here!

    Thank-you so much PhyZac you are the best!! :)
  15. F

    Mathematics: Post your doubts here!

    Thank-you so much PhyZac I got it that was extremely helpful.May you be blessed with very good grades .Ameen. I have one more problem in Statistics paper 62 may/june 2012 Q2 part i.I don't understand how to draw the probability distribution table. Here is the...
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    Mathematics: Post your doubts here!

    Rutzaba or PhyZac Can you please help me with Q10 part iii of May/June 2012 paper 32.It is a vector question Im unable to solve it .I'll highly appreciate if you give a step by step solution.Thanks Here is the...
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    Mathematics: Post your doubts here!

    Can someone please please solve VECTORS Q10 part iii step by step (I am unable to form modular forms)of this paper 32 may june 2012 urgently.Any help will be highly appreciated.Thanks!! http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Mathematics (9709)/9709_s12_qp_32.pdf
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    Mathematics: Post your doubts here!

    I need URGENT help in this question it is May/June 2012 Paper 32 Q10.Vectors part iii.I am unable to form the modular form can SOMEONE please tell me how to solve it step by step here is the link:http://papers.xtremepapers.com/CIE/...S Level/Mathematics (9709)/9709_s12_qp_32.pdf
  19. F

    anyone applying to NUST ?

    English was vocabulary in general, choosing the correct sentence,spellings etc......Intelligence was kind of based on ones analytical skills!
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    anyone applying to NUST ?

    It was totally fsc!but the fact that some of our topics are inter-related helped in solving some mcqs.Yes 60 questions were from chemistry 30 from physics 80 from biology 20 from english and 10 questions of intelligence.!Overall it was a good experience
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