TMUA Specimen Paper 1 Q6 — Worked Solution

P1·Algebra & Surds·5.5Specimen · P1 · Q6

factor-theoremcubicparametersum-of-roots

It is given that

x + 2

is a factor of

x^{3} + 4 c x^{2} + x (c + 1)^{2} - 6

. The sum of the possible values of

c

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