Which description best explains the domain of (gºf) (x) ?

the elements in the domain of f (x) for which g (f (x)) is defined

the elements in the domain of f (x) for which g ({ (x)) is not zero

the elements in the domain of g (x) for which g{{ (x)) is defined

the elements in the domain of g (x) for which tr (x)) is not zero

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Question

Mathematics

Trace Spence

6 September, 00:29

Which description best explains the domain of (gºf) (x) ?

the elements in the domain of f (x) for which g (f (x)) is defined

the elements in the domain of f (x) for which g ({ (x)) is not zero

the elements in the domain of g (x) for which g{{ (x)) is defined

the elements in the domain of g (x) for which tr (x)) is not zero

o

+3

Answers (1)

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Guzman · Answer 1

A. The elements in the domain of f (x) for which g (f (x)) is defined

I just took the test myself. (gºf) (x) can be rewritten as g (f (x)) and the interior function, which is f (x) in this case, is the domain, where x is defined.