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Error in add maths mark scheme oct/nov 2011
You do know how I got the period, right? -
Error in add maths mark scheme oct/nov 2011
Look, The period is 120 degrees, which is 2/3 pi, and for point B, the tan curve hasn't completed 120 degrees, its at 60 degrees. so divide 2/3 pi by 2 and you will have 1/3 pi. To get the x-value for point B add this to 1/12 pi (which corresponds to point A). -
Error in add maths mark scheme oct/nov 2011
Did you find this error ureself? or you got it frm somebody else... -
Error in add maths mark scheme oct/nov 2011
Dude, there will be 2 corresponding values of x for y=1, the one you have found out is for point "A" as he has pointed out in the Pic. For q, you have to add (1/3) pi. This will get you the x-coordinate for point "B". -
Error in add maths mark scheme oct/nov 2011
where did you get the mark scheme from, It's not on xtremepapers, neither is the paper for oct/nov 11. any other source? -