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Mathematics, 28.03.2020 06:34 bbrid8590

Consider U = {x\x is a positive integer greater than 1}.
Which is an empty set?
{x|x€ U and x is prime}
O {x|x€ U and 2x is prime}
{x|x € U and x can be written as a fraction}
{x\x € U and 2x can be written as a fraction}

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You know the right answer?
Consider U = {x\x is a positive integer greater than 1}.
Which is an empty set?
{x|x€ U...
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