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17-01-2017
Mathematics

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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} Which of the following is E ∪ F?

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17-01-2017

E={1,4,9}
F={2,4,6,8}
The Union is everything in the two sets combined disregarding the same numbers in each.
E∪F=1,2,4,6,8,9

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