What does it mean to compose transformation

When two or more transformations are combined to form a new transformation, the result is called a composition of transformations, or a sequence of transformations. In a composition, one transformation produces an image upon which the other transformation is then performed.

Step-by-step explanation:

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sample answer: you can determine whether each element of the domain is paired with exactly one element of the range. for example, if given a graph, you could use the vertical line test; if a vertical line intersects the graph more than once, then the relation that the graph represents is not a function.