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Search results

  1. P

    9701_w16_qp_42 :D EASIEST :P

    The suggest questions! There were too many suggest questions
  2. P

    9701_w16_qp_42 :D EASIEST :P

    It was quite tricky; not THAT easy! xD I had some difficulty!
  3. P

    How was 9709_w16_qp_32

    What do you think about the grade threshold?
  4. P

    How was 9709_w16_qp_32

    Got this too! There was only one answer that fitted the domain:-48
  5. P

    How was 9709_w16_qp_32

    Trigo the -90<x<90 one? They have been on a roll with this range since P12!
  6. P

    How was 9709_w16_qp_32

    YESSSS! YES!
  7. P

    How was 9709_w16_qp_32

    The question where xy(x-y)= 9a^3 or something was weird! Did you get the coordinates in terms of a? The paper was not like the other papers; it was weird! There were many questions to show and prove!
  8. P

    Mathematics: Post your doubts here!

    A should be greater than 1?
  9. P

    Mathematics: Post your doubts here!

    If it's positive b^2-4ac should not be less than zero? Since, if the function is positive, this implies that it must lie completely above the x-axis- i.e. It will have no solution wrt the x-axis, right? That means b^2 -4ac < 0 ? Am I right here?
  10. P

    Chemistry: Post your doubts here!

    In the question, you are only given the molecular formula of the compound which is C4H8. Yes, it's an alkene, but the structural formula is unknown. During the hydrogenation of C4H8, it produces methylpropane. Therefore, before reaction of hydrogen, the alkene should have been...
  11. P

    Physics, Chemistry, Biology, C.S --> Hardest Questions Compiled

    Really very helpful. But could you please attach the years from which the questions were taken, if possible? The ATP Biology questions most specifically. Thank you!
  12. P

    Maths, Addmaths and Statistics: Post your doubts here!

    @sjoo7 I've attached a file to the reply. Have a look! =) I hope that the workings are visible and, that you can understand it! (Sorry for the bad handwriting, though!)
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