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The pictorial representation of sets is called Venn diagram. The universal set is represented by a rectangular region and its subsets by circles inside the rectangle. In the above given Venn diagram, $$\text{B}\subseteq \text{A}\,$$and $$\text{A}\subseteq U$$ and $$\text{B}\,\subseteq \,U$$.   Here,$$\text{A}\subset U$$and $$\text{B}\subseteq U$$. If, there is no common elements in A and B and […]