Mathematics, 29.06.2019 20:00 abelxoconda

30 points ! come i will give d = {x|x is a whole number}e = {x|x is a perfect square between 1 and 9}f = {x|x is an even number greater than or equal to 2 and less than 9}the number 4 is d ∩ (e ∩ f).a. trueb. false

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30 points ! come i will give d = {x|x is a whole number}e = {x|x is a perfect square between 1 an...