Higher Problem Solving Questions

Higher Tier Problem solving questions – Mark schemes. Qn Answer Mark Notes 1 n2 – n 3 P1 process for correct deduction from differences e.g. second difference of 1 implies n2 . P1 for n2 as part of an algebraic expression e.g. n2 ± C. A1 for correct answer oe *2 £246.84 6 … ................
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