3.02 Domain and range and set notation
Interactive practice questions
List the elements in the set {$x$x$\mid$∣$x$x is a natural number less than $5$5}.
Easy
< 1min
List the elements in the set {$x\ \mid\ x$x ∣ x is an integer between $-8$−8 and $-3$−3 (not inclusive)}.
Easy
< 1min
List the elements of the set {positive factors of $42$42}
Medium
1min
Which symbol will make the statement true?
$5$5 $\editable{}$ $\left\{2,5,6,9\right\}${2,5,6,9}
Medium
< 1min
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