Mathematics > GCSE MARK SCHEME > Pearson Edexcel Level 3 GCE Further Mathematics Advanced PAPER 2: Core Pure Mathematics 2 question b (All)

Pearson Edexcel Level 3 GCE Further Mathematics Advanced PAPER 2: Core Pure Mathematics 2 question booklet mark scheme results November 2021

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pearson-edexcel-gce-question-booklet-mark-scheme-results-november-2021-further-mathematics-advanced-level-in-core-pure-mathematics-paper-2-9fm0-02 Given that 1 2 3 cos isin 3 3 2 cos isin 12 12 ... π π z π π z       = +                  = −            (a) write down the exact value of (i) | z1z2 | (ii) arg(z1z2) (2) Given that w = z 1z2 and that arg(wn) = 0, where n  + (b) determine (i) the smallest positive value of n (ii) the corresponding value of | wn | [Show More]

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