C4 mei 2016
Unofficial mark scheme :
1. Cos(theta)-3sin(theta) in the form Rcos(theta+alpha)
2. (1+(x/p))^q
Valid for |x|<2
3. Volume of revolution
16pi/3
4. 4sin(theta)cos(theta)=1+2cos^2(theta)-1
5. AD=xsec^2(theta)
AE=xsec^3(theta)
Ii) ED=2xsin(theta)
CB=xtan(theta)
6. Dy/dx = -1/(t^2)
Area of triangle = 1/2 x 4/t x 4t =8
7. AG= root 50
Q = (2.4,1.2,2)
AQ:QG = 2:3
Theta = 56.0 or 124.0
Angle between line and plane is 34
1. Cos(theta)-3sin(theta) in the form Rcos(theta+alpha)
2. (1+(x/p))^q
Valid for |x|<2
3. Volume of revolution
16pi/3
4. 4sin(theta)cos(theta)=1+2cos^2(theta)-1
5. AD=xsec^2(theta)
AE=xsec^3(theta)
Ii) ED=2xsin(theta)
CB=xtan(theta)
6. Dy/dx = -1/(t^2)
Area of triangle = 1/2 x 4/t x 4t =8
7. AG= root 50
Q = (2.4,1.2,2)
AQ:QG = 2:3
Theta = 56.0 or 124.0
Angle between line and plane is 34
Original post by zayn008
You do realise you can obtain the official paper and mark scheme now?
Please can you send me a copy of this or a link to the 2016 papers?
Original post by RachelCx99
Please can you send me a copy of this or a link to the 2016 papers?
http://vle.woodhouse.ac.uk/topicdocs/maths/PastPapersfile/C42016May.pdf
Thankyou so much!
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