Unformatted text preview: aph, read the graph from left to right. The left most point is the starting value of the domain and the right most point is the ending value.
Range: To find the range of a graph, read the graph from bottom to to top. The lowest point is the starting value of the domain and the highest point is the ending value.
Note: Some graphs will have breaks in either the domain, range, or both. When this happens, you have to union multiple intervals together. When you are writing the domain or range out in interval notation, it is important to remember that a ( or ) means that the endpoint is not includedÍ¾ whereas, a [ or ] implies that the endpoint is included.
Write the domain and range of the following functions.
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