What is the domain of the function f(x) = 3|x + 4| + 1? all real numbers all real numbers less than or equal to −4 all real numbers greater than or equal to 1 all real numbers greater than or equal to −4

The domain: all real numbers

Step-by-step explanation:

f(x) = 3|x + 4| + 1

We can substitute any real number for x and each operation will be executable.

Absolute value of any number exists. Therefore x ∈ R.

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