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Type: Multiple-Choice
Category: Logical Thinking
Level: Grade 10
Author: cbradford1018
Last Modified: 3 years ago

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Grade 10 Logical Thinking

Which of the following is a counterexample to the following conjecture? If x2=4, then x=2.
  1. x = 4
  2. x = -2
  3. x = 2
  4. x = -4