Maths as level mark scheme needed ASAP

[Kiki908]

Pleas help me find the mark scheme for this ocr paper I don't know which year it is need it asap please help me
http://www.mediafire.com/view/?6m0nkmk827pekuk


http://www.mediafire.com/view/?55f5udt2843cfco

http://www.mediafire.com/view/?be8394dw9ambxi0

 

[Kiki908]

Still need help

 

[Servas]

What you don't know? 3^-2 or discriminant lol