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  1. iKhaled

    Mathematics: Post your doubts here!

    yeah thats y i asked, i thought it had 3 unknowns which made me feel confused anyway, can u pls answer my question if u can ? need explanation to the last part part of question 6 ( oct/nov 04). how do we find the maximum value in the range? y the mark scheme says " 3 + 2 " ...
  2. iKhaled

    Mathematics: Post your doubts here!

    excuse me, is it x^2 + bx + c or ax^2 + bx + c ?
  3. iKhaled

    Mathematics: Post your doubts here!

    need explanation to the last part part of question 6 ( oct/nov 04). how do we find the maximum value in the range? y the mark scheme says " 3 + 2 " ? http://www.xtremepapers.com/papers/...AS Level/Mathematics (9709)/9709_w04_qp_1.pdf
  4. iKhaled

    Mathematics: Post your doubts here!

    what about NOW ?
  5. iKhaled

    Mathematics: Post your doubts here!

    omg sorry instead of all the pi i drew change it to 1/2pi..my fauly sorry :$ i hope this will help u !
  6. iKhaled

    Mathematics: Post your doubts here!

    mathematics ppl... http://www.xtremepapers.com/papers/...S Level/Mathematics (9709)/9709_s11_qp_11.pdf question 5, the 2nd part. sin theta = 1 y 90 degrees is not included in the interval? please help me with it...
  7. iKhaled

    Need Help with Maths [Functions & Trigonometry]

    in the question it says " the force exerted on the string by the pulley is 4√2 " can u show me the direction of this force in a diagram and y is this force the resultant of both tensions ? thanks.
  8. iKhaled

    Need Help with Maths [Functions & Trigonometry]

    i need help with this question in mechanics, please help meeee :( http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Mathematics%20(9709)/9709_s06_qp_4.pdf question 5, the first part!
  9. iKhaled

    Mathematics: Post your doubts here!

    grade C in mathematics IGCSE, which is basic stuff means u will hardly achieve a D or an E in mathematics A levels. can u build a building if u didn't build the base properly ? that's the same as ur situation...
  10. iKhaled

    Mathematics: Post your doubts here!

    hello, i have got the right notes for you! go to this website http://www.examsolutions.co.uk/maths-revision/syllabuses/CIE/period-1/P1/module.php and scroll down to the 5th section ( trigonometry ).. watch all the videos about the quadrant rule. they're approx. 5 videos i guess.. i hope the...
  11. iKhaled

    Suggestion,advice,help needed???

    y do u need to take more than 3 A level subjects? Oo
  12. iKhaled

    Mathematics: Post your doubts here!

    hello guys can anyone answer this question please, it killed me :(
  13. iKhaled

    Accelerated Maths! Plz Help

    are you good in physics? mechanics need great imagination of forces and stuff? so r u good in that ?
  14. iKhaled

    Mathematics: Post your doubts here!

    ok, here is the answer.. the perimeter = 2r + rθ 20 = 2r + rθ 20 = r ( 2 + θ ) 20/r = 2 + θ 20/r - 2 = θ i hope you this helped u understand it.
  15. iKhaled

    Suggestion,advice,help needed???

    you're taking way too many A level subjects. i would say, leave business and thinking skills ( good unis dont even count it as a subject ) and just study math, chemistry and physics. these are the most important subjects needed for any engineering program, other than any engineering program...
  16. iKhaled

    Mathematics: Post your doubts here!

    need help, paper 1 may/june 2002 question 6...the paper is not on xtreme papers. can anyone find it and tell me the answer please. i would really appreciate it.
  17. iKhaled

    A levels rechecking

    ofc it does affect it. A levels result is a combination of ur AS level result and ur A2 level result.
  18. iKhaled

    Starting AS levels

    leave CIE and go for AP or IB or else u will be disappointed when ur results come out :o
  19. iKhaled

    my result in english AS level................

    where did u apply to ?
  20. iKhaled

    Retake or recheck?

    its funny how everyone is applying for a recheck..good good ppl dont give these examiners a break from marking. let them mark our papers again till they give us the fair mark haha ! ;)
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