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  1. R

    Mathematics: Post your doubts here!

    for Q5 part i, I was able to simplyfy it but i dont unerstand what we are supposed to do next and i'm not able to solve the expansion part. Also in Q6,ii, i got the answer by trying different number, is there any other way? http://www.xtremepapers.com/papers/CIE/Cambridge International A and...
  2. R

    Mathematics: Post your doubts here!

    ohhh thanks, so this means that any time binomibnal distribution is changed to normal distribution and they ask us to find the probability of something being greater or less than a certain value we use this method?
  3. R

    Mathematics: Post your doubts here!

    Whenusing normal distribution and a question asks us to find the probability of being less than for eg, 99, we sometimes take 98.5. Why do we do this in some places and not others?
  4. R

    Mathematics: Post your doubts here!

    Q3 part i, i know we have to differentiate and i got the correct derevative, but everytime i equate it to zero, i get x =0 http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Mathematics%20(9709)/9709_w06_qp_3.pdf...
  5. R

    Mathematics: Post your doubts here!

    Q5, for the second and third part we use C, for eg. 5C2 but not the first. I don't get when we are supposed to use it. also for part iv, why is have they taken n as 5? http://www.xtremepapers.com/papers/CIE/Cambridge International A and AS Level/Mathematics (9709)/9709_w05_qp_6.pdf...
  6. R

    Mathematics: Post your doubts here!

    nevermind i got it now
  7. R

    Mathematics: Post your doubts here!

    But it needs to start with a consonant and the vowel. they need to alternate. that's why i thought the order should have been C-V-C-V-C-V-C-V-C.
  8. R

    Mathematics: Post your doubts here!

    In O/N 2004 P6 Q1(ii) - I don't understand why we can't use (5P4/2!)*(5!/2!) http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Mathematics%20(9709)/9709_w04_qp_6.pdf
  9. R

    ICT : Post your doubts here !

    Don't know how to do step 11 and step 20 needed urgently http://www.xtremepapers.com/papers/...nication Technology (0417)/0417_s11_qp_32.pdf
  10. R

    ICT : Post your doubts here !

    It means that once you have stated the advantages and disadvantages, you need to give your opinion on video conferencing. Just a line would do.
  11. R

    ICT : Post your doubts here !

    It doesn't work. For step 11 in the mark scheme the code for the alignment part is <TR align="center" valign="middle"> when i follow your way i don't get this, Also for step 20 the guy's shirt is yellow, we need to change it to white. Changing the saturation just makes it grey...
  12. R

    ICT : Post your doubts here !

    Don't know how to do step 11 and step 20 http://www.xtremepapers.com/papers/CIE/Cambridge%20IGCSE/Information%20and%20Communication%20Technology%20(0417)/0417_s11_qp_32.pdf
  13. R

    Mathematics: Post your doubts here!

    thank you so much!!! really helped :)
  14. R

    Mathematics: Post your doubts here!

    Q 10 http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Mathematics%20(9709)/9709_w04_qp_3.pdf
  15. R

    Mathematics: Post your doubts here!

    May 2006 p3 Q5. i don't get how they got the 250 part http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Mathematics%20(9709)/9709_s06_qp_3.pdf
  16. R

    ICT : Post your doubts here !

    How do you calculate fields at run time in access In MJ 2011 paper 22 they asked us to create new field called "Delivered Price" which is calculated at run time. Question 45...
  17. R

    ICT supporting files

    Thanks alot :)
  18. R

    ICT supporting files

    Does anyone have the supporting files for May and November 2010 and 2011. I can't find them on the site. please give me a link asap :)
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