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  1. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    good work.. ok late with me good night everyone
  2. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    1 0 0 -1 in brackets look i always take the points (1,0) and (0,1) then do transformation on these so reflection in x axis so (1,0) remains (1,0) so i write vertically on the left side 1 0 then transform the other point 0,1 which becomes 0,-1 so i write...
  3. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    1 sec i will give you the answer with all working
  4. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    woah thats another interesting method thanks :)
  5. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    can anyone do 7ci) of http://papers.xtremepapers.com/CIE/Cambridge%20IGCSE/Mathematics%20(0580)/0580_s10_qp_41.pdf
  6. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    u might be experienced with the pastpapers
  7. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    well you are right.. i didn't do the previous parts so just told what i could do based only on this part
  8. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    in casio fx-991es below the alpha button is the key press shift then the key and do it
  9. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    there is a differenciation key d()/dx use this key and place the equation of line between brackets and use random values of x until u get 3 or very close to 3 then draw a tangent there and use those coordinates well this function is NOT in our syllabus and used in add math and A levels.. so...
  10. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    well its a graph question 2 problems i need to draw and i can't explain without the graph the only thing i can tell you is that from the curve select a point, and if you draw a tangent at this point the gradient (rise/run) must be 3
  11. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    my pleasure :) it is really hard to explain stuff over here if u want to clear more doubts just give me your fb profile so we can discuss there
  12. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    they said that 1/3(pi)(x^2)[y] is equal to W (by substituting x and y in the formula of cone) so a similar cone with 3x radius means that radius is x*3 equal 3x and height y*3 equal 3y.. now substitute 3x as radius and 3y as height in the formula of cone so 1/3(pi)(3x)^2(3y) which is equal to...
  13. N

    I'm an IGCSE Maths Teacher - Post your questions here.

    give me the paper and question i will try to explain
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