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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
10 Nov 2021

Given information

The given function is:

 

Step-by-step explanation

Step 1.

The given function is:

 

The domain of the function is the set of numbers for which the function exists.

The function has the value for all negative real numbers and has the value for all positive real numbers including zero.

That means the function has finite value for the real numbers that are negative, positive and zero.

It follows that the given function exists for all real numbers.

so, the domain of the function is the set of all real numbers .

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