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If is a factor of , then equals:

Competition practiceAlgebra
  • A5
  • B−3
  • C−5
  • D3

Step-by-Step Solution

By the factor theorem p(1) = 0, so 1 + k − 2 + 6 = 0, i.e. k + 5 = 0 and k = −5.
Answer: C) −5

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