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28-10-2017
Mathematics

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What is the solution set of {x | x < -5} ∩ {x | x > 5}?

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tynollette tynollette

28-10-2017

x<-5 and x>5 do not intersect, so they do not have any number in common, so we say they are disjoint, so the answer is empty , denoted with the symbol Ф

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