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  1. S

    Mathematics: Post your doubts here!

    Solve the inequality I x I < I 5 + 2x I I got two values to x as -5 and -5/3 and they are right , but how to make the inequalities finally
  2. S

    Mathematics: Post your doubts here!

    Suchal Riaz syed1995 Sorry for arguing , i had a very silly mistake ! I got the right ans with both!
  3. S

    Mathematics: Post your doubts here!

    Welcome back sayed :rolleyes: I tried to use both , i got the right answer with ln but a wrong answer with log! you can even check it yourself , mj2010 , va'31 question 3
  4. S

    Mathematics: Post your doubts here!

    X and Y are related by x^n y = c When we form equation it should be : nlogx +logy = logc But in marking scheme they use (( ln )) instead of log ! how comes ?
  5. S

    DATE SHEET 2014

    Aug 13th
  6. S

    Chemistry: Post your doubts here!

    But the answer is INCREASE ... this question is from mj2010 va' 41 q 5b(iv)
  7. S

    Further Mathematics: Post your doubts here!

    question 2 - Mechanics 2 http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Mathematics (9709)/9709_w12_qp_53.pdf
  8. S

    Mathematics: Post your doubts here!

    question 2 - Mechanics 2 http://papers.xtremepapers.com/CIE/Cambridge International A and AS Level/Mathematics (9709)/9709_w12_qp_53.pdf
  9. S

    Chemistry: Post your doubts here!

    cathode: Pb(s) -----> Pb2+(aq) + 2e– anode: PbO2(s) + 4H+(aq) + 2e–---> Pb2+(aq) + 2H2O(l) By considering the effect of decreasing [Pb2+(aq)] on the electrode potentials of the cathode and the anode, deduce the effect of the overall Ecell. State whether the Ecell will increase, decrease or...
  10. S

    Physics: Post your doubts here!

    thanks bro
  11. S

    Physics: Post your doubts here!

  12. S

    Physics: Post your doubts here!

    question 11 b
  13. S

    Chemistry: Post your doubts here!

    haha thanks. does writing uv light as one of hf is wrong?
  14. S

    A level Biology: Post your doubts here!

    but i saw question regarding leaf abcession
  15. S

    A level Biology: Post your doubts here!

    yes it is
  16. S

    Chemistry: Post your doubts here!

    are you seroius?
  17. S

    Chemistry: Post your doubts here!

    @ Resonable answer:rolleyes: another mark scheme answer which confuse me is : conditions for changing methylbenzene to chloro methyl benzene as we know is : Uv light and reagent Cl2 but as the markscheme for mj2007 says , it should be Cl2 and hf ! >> whats hf hhh
  18. S

    A level Biology: Post your doubts here!

    All what you said is correct , Most of the points are related and bring up the same concept! however, thats not my answer , i just saw a 6 mark question for the same question you asked and those were the points written i am confused too o_O
  19. S

    A level Biology: Post your doubts here!

    The points quoted from my textbook are : * Giberellin is plant growth regulator *Active Giberellin stimulates cell division *and stimulates cell elongation *so causes plant to grow tall *Applying giberellin to plants which are short such as cabbages stimulates them to grow tall *Dominant allele...
  20. S

    A level Biology: Post your doubts here!

    This are things which you need to BY HEART IT !! the answer will be clearly in your textbook and in order! just mark the important points and thats the answer and you can check the mark scheme for reference
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