Set Union

Probability Level 1

Give the answer for the following union :

$\{7,5,9\} \cup \{0,1,5\}.$

\{5\}

\{1,5,0\}

\{7,5,9\}

\{0,7,1,5,9\}

2 solutions

Satyabrata Dash
Apr 19, 2016

$\{7,5,9\} \cup \{0,1,5\} = \{0,1,5,7,9\}.$

UNION OF SETS:The union of two sets, refers to the set of all the elements that are in at least one of the two sets.

Ashish Menon
Apr 17, 2016

Union indicates conjunction in mathematics. But, we should not overwrite the repeated terms.
$\therefore$ {7,5,9} $\cup$ {0,1,5} = {0,1,5,7,9}