Official papers

Official Specimen Paper 2 · Q7

Paper 2Functions & graphs

Which one of the following is a sketch of the graph

(x+y)(x2−xy+y2)=1?(x+y)(x^2-xy+y^2)=1?
AOption A diagram for question 7
BOption B diagram for question 7
COption C diagram for question 7
DOption D diagram for question 7

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