<PRE><B>Question 1208149</B>
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&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;D U P L I C A T E 



It was just answered at this forum under this link


https://www.algebra.com/algebra/homework/sets-and-operations/sets-and-operations.faq.question.1208141.html



Please do not bombard us with duplicates.



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