IXL - Domain and range of absolute value functions: graphs (Algebra 1 practice)

What is the domain of this function?

{

}

all real numbers

{

≥

}

{

}

ref_doc_title.

Learn with an example

question

What is the domain of this function?

all real numbers

{

≤

}

{

}

{

≥

}

key idea

The domain of a function is the set of all possible

-values.

solution

Since

can be any real number, the domain is the set of all real numbers.

Looking for more? Try these:

Lesson: Domain and range

Lesson: Absolute value functions

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Teacher tools

Work it out

Not feeling ready yet? These can help:

M.2Domain and range of relations

BB.2Graph an absolute value function

G.2Set-builder notation

Lesson: Domain and range

Lesson: Absolute value functions

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