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Mathematics, 19.08.2020 18:01 Debosree
Consider U = {x|x is a negative real number}. Which is an empty set? {x|x ∈ U and x has a negative cube root} {x|x ∈ U and x has a negative square root} {x|x ∈ U and x is equal to the product of a positive number and –1} {x|x ∈ U and x is equal to the sum of one negative and one positive number}
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Consider U = {x|x is a negative real number}. Which is an empty set? {x|x ∈ U and x has a negative c...
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