Mathematics, 05.03.2020 00:49 Celsie

Which of the following has no solution?

{x | x < 0} and {x | x > 0}
{x | x ≤ 0} and {x | x ≥ 0}
{x | x ≤ 0} or {x | x ≥ 0}

Answers: 3

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Which of the following has no solution?

{x | x < 0} and {x | x > 0}
{x | x ≤...