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ITMC 2018 Grade 10 National Preliminary set01 Question 15

ITMC · ITMC 2018 Grade 10 National Preliminary set01

Question 15

$\forall x\ \exists y\ [(x-2)(2-y)>0]$ is true. Which set can be the common domain of x and y?
  1. $\{0\}$
  2. $\{1\}$
  3. $\{3\}$
  4. $\{0,1\}$
  5. $\{1,3\}$