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Describing Domain and Range

Describing Domain and Range 1.11 - Solution

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To begin, let's take a look at the given graph.

The domain of a function is the set of all possible -values. The range is the set of all possible -values. Notice that, horizontally, our graph spans from to inclusive. These values are the lower and upper boundaries of our domain. Meanwhile, vertically, our graph spans from to inclusive. These values are the lower and upper boundaries of our range.