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 ...

An education consultant planted a seed in my mind several years ago about the usefulness of the triple Venn diagram. She showed the school staff one similar to the one on the left and argued that ...