Find the HCF of x^2-2x-8 and x^2-x-12.

  1. x+2
  2. x-4
  3. x+4
  4. x+3
Answer

B) x-4

x^2-2x-8 = (x-4)(x+2) and x^2-x-12 = (x-4)(x+3). The common factor is x-4. SLO M-09-A-19 · Understanding

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