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Graphing Horizontal and Vertical Lines

Graphing Horizontal and Vertical Lines 1.1 - Solution

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One way we can determine if the given function is linear, is to graph it. The function is comprised of infinitely many points. In all of these points, can be any value, and must always be For example, and will all be points of the function.

From the graph we can see that is a horizontal line. All horizontal lines have a slope of As such, it is a linear function.