Question

The set of valid inputs for a function is called the The letter a in parentheses above a horizontal line. _____ (a) ​, and the input variable x is called the The letter b in parentheses above a horizontal line. _____ (b) variable.

Answer 1

(a) domain

(b) "argument," or "independent variable"

Explanation:

You may want to refer to your notes for terminology related to functions. Different terms are used, depending on the context.

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The set of valid inputs for a function is called the domain.

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The input variable x is called the argument, or independent variable.