7. If U = {1, 2, 3, ..., 9}, A = {2, 3, 4, 5, 6} and B = {3, 6, 9} then find $A \cap B$ and $A \cup B$ and show in Venn-diagram. 8. Convert 10101$_2$ into quinary number system 9. The marked price of an electric fan is Rs. 1600 and shopkeeper allows 5% discount
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In other words, we need to find the elements that are common to both sets. A = {1, 2, 3, 9} B = {3, 6} The common element between A and B is 3. Therefore, A ∩ B = {3}. Show more…
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