Question

Which of the following sets are equal to x

{2, 3, 4, 5, 6, 7, 8, 9}

{ }

{3, 4, 5, 6, 7, 8}

{3, 4, 5, 7, 8}

{4, 5, 6, 7, 8, 9}

Answer 1

{ }

Explanation:

There are no numbers that are both greater than 9 and less than 2. The expression describes the empty set.