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Which of the following is the correct predicate calculus translation of the sentence There is at least one real number whose square is 5.?

Which of the following is the correct predicate calculus translation of the sentence

Which of the following is the correct predicate calculus translation of the sentence "There is at least one real number whose square is 5."? VXER, x #5 EXER, x # 5 3x R x = 5 VxER, x = 5

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