which is an empty set?
Mathematics, 03.02.2020 11:45 smartie80
Consider u = {x|x is a positive integer greater than 1}.
which is an empty set?
{x|x ∈ u and 1/2 x is prime}
{x|x ∈ u and 2x is prime}
{x|x ∈ u and 1/2 can be written as a fraction}
{x|x ∈ u and 2x can be written as a fraction}
Answers: 2
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Two groups of students were asked how many hours they spent reading each day. the table below shows the numbers for each group: group a 1 2 1 1 3 3 2 2 3 group b 3 2 3 2 2 2 1 1 2 based on the table, which of the following is true? the interquartile range for group a students is 0.5 less than the interquartile range for group b students. the interquartile range for group a students is equal to the interquartile range for group b students. the interquartile range for group a employees is 0.5 more than to the interquartile range for group b students. the interquartile range for group a employees is 1 more than the interquartile range for group b students.
Answers: 1
Consider u = {x|x is a positive integer greater than 1}.
which is an empty set?
which is an empty set?
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