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1 markPaper 1 · Multiple choiceCubic Functions and Equations

CAPE Pure Mathematics Unit 1 · May/June 2015 · Paper 1 · Question Q3

Two roots of the cubic equation 2x^3 + 3x^2 - 5x - 6 are -1 and -2. The THIRD root is

  1. (A)-\frac{3}{2}
  2. (B)-\frac{1}{2}
  3. (C)\frac{3}{2}
  4. (D)3

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