A die is thrown. Describe the following events : $A$ : a number less than $7.$ Find the $A \cup B$.
A die is thrown. Describe the following events : $A$ : a number less than $7.$ Find the $A \cup B$.
When a die is thrown, the sample space is given by $S =\{1,2,3,4,5,6\}$ Accordingly :
$A=\{1,2,3,4,5,6,3\}$
$A \cup B=\{1,2,3,4,5,6\}$
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