STAAR Domain and Range 2.0

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What is the definition of 'domain' in a function?

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The domain of a function is the complete set of possible values of the independent variable (usually x) for which the function is defined.

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What is the definition of 'range' in a function?

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The range of a function is the complete set of possible values of the dependent variable (usually y) that result from using the function.

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It indicates that the values are inclusive, meaning both endpoints a and b are included in the set.

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It indicates that the values are exclusive, meaning a and b are not included in the set.

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How do you determine the range of a function from a graph?

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The range can be determined by identifying the lowest and highest points on the graph and the corresponding y-values.

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The domain is all real numbers except for x = 0, since division by zero is undefined.

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How can you express the domain of a function using interval notation?

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What is the difference between a closed interval and an open interval?

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