Most of us know Venn diagrams as something virgins use to tell married men they can’t possibly have sex because TV tells them so. But they’re actually mathematical tools. The idea behind a Venn ...

Use a Venn diagram to find the HCF of two or more numbers An element that is contained in two different sets is a member of both of those sets and is in the intersection of the sets. close ...

For example, the union of set \(A\) and set \(B\) is written as \(A\)ᴜ\(B\). The union of set \(X\), set \(Y\) and set \(Z\) is written as \(X\)ᴜ\(Y\)ᴜ\(Z ...